I was playing around with masks grids of neighbors and cells. To run it just open the html file in/using a web browser.
!!!SEIZURE WARNING!!!
Just replace the CreateRandomMask() text with one of the arrays below.
[0.17579225690146194, 0.09731525847553496, -0.14009817885553372, 0.12271281069327776, 0.0004886233152796243, -0.15270530967647122, 0.08483502378937512, 0.06222330229167337, 0.06683826321125654, 0.10353187722783984, 0.0028880560426371724, 0.11238904416873488, 0.18941240574769616, -0.01742011509137288, 0.13404425494392908, -0.1846474257794446, -0.13955944387854316, 0.07911723785153699, 0.04018134298471329, 0.1334281063063208, 0.029450052245112743, 0.07830431218409917, 0.05164377076609257, 0.16375060133676106, -0.09391612720196764]
[-0.2746627513651769, -0.27551888966989424, 0.2333906807371985, 0.20351367791773692, 0.07134321001522267, 0.2732449585052966, 0.26504503567289395, -0.08800898929097567, 0.01871592043124789, 0.04582908369151243, 0.30304619903944835, 0.21134006436255146, 0.3330070345397949, 0.04516664868340503, 0.17848691648275847, 0.1733768173841967, -0.2103834931738922, 0.2675878779610386, -0.18125963195940253, -0.2661534292399159, 0.1789157402917863, -0.292410596115493, 0.16734005959985707, -0.11115324892921015, -0.2697988955719853]
[-0.4347935166059447, 0.5850547261083534, -0.3901653074470639, -0.7253807986623695, 0.9791371129961313, 0.2925689716131701, -0.28665904170846623, -0.9179304458657449, -0.9984986560556717, -0.783070852350952, 0.8331449102197648, -0.348756847006539, 1, -0.533227182311105, 0.1715057970854632, 0.8612696248189158, 0.4169833038854347, -0.016653736397578278, -0.2124210901038821, 0.05560065169300321, -0.46786326120707544, 0.8461380100722202, -0.5869593425458919, -0.6544023870485236, 0.6014732998557988]
[-0.34009687513662845, 0.23558607392962427, -0.9526102722881382, 0.49981423672788505, 0.5638501091685684, -0.9537970728766494, 0.8144191919128927, 0.2624835061366051, 0.5979714515319214, -0.34284334473057854, -0.7524899708221429, 0.7367126125243146, 1, 0.6672298070781921, 0.7885767153996266, 0.6886033438048571, 0.6529340500754697, -0.7836979923361729, -0.3037914624990625, -0.8075364452693568, 0.7087827000770064, -0.5532252295519959, -0.012618839952756922, -0.33108500214504044, 0.8266360961059949]
[0.08928427774222136, 0.275973647579717, 0.6883057262235477, -0.3673342740776735, 0.12260661323111144, 0.4446910094002021, -0.0529873482312917, 0.7488125487111046, 0.9518238732876818, 0.26719035945661496, 0.4233313851642695, 0.21953303226261678, 1, -0.6486810391425561, -0.3742262147294766, 0.6446017886276456, 0.7327859931592915, -0.5739302537908282, -0.2705579917404486, -0.6848392835917227, -0.6373516816874165, -0.12401671526324876, -0.9610937076445136, 0.45635409263072235, -0.6605254828548404]
[0.026949861902062278, -0.825455353375073, -0.7015659703063877, -0.47891239675344055, -0.31835955344007827, -0.1345267389383813, -0.613350281023683, -0.777175468112421, -0.31878027605770365, -0.9307895922919598, 0.11408934293570239, -0.20124429362673757, 1, -0.5481779162453497, -0.2393369090519295, -0.9315934399043764, 0.5364972538510377, -0.794471494560514, -0.5794498071050689, 0.7138931033201632, -0.3619890586054799, 0.8280022846810522, 0.07368722346878309, -0.7300529046460906, -0.49069881900078727]
[0.2568870493917097, -0.3140825091659458, -0.9614529788529742, 0.227832586501155, -0.12056264516580484, 0.30211764647078354, 0.01426886174136932, -0.31581277925665807, 0.8301598475104259, 0.7182248138504059, 0.5177273192040097, 0.6252422389522989, 1, -0.8499294776755373, -0.5262881295150246, -0.9234944757555814, 0.07040854621826753, -0.8877741338279992, -0.09968434805760884, -0.15730749390252274, -0.6895022576789631, -0.24097914235833562, 0.4027014990813562, 0.2408957470818538, -0.02042551886791344]
[0.5009981178337286, 0.02154042366616471, 0.41135000276833367, 0.7676870414479913, 0.12577170784764036, -0.770342246398088, -0.36903098435157755, -0.019920542058063262, -0.5732717260845113, 0.7640854512633122, 0.8855908271285204, 0.564889871372555, 0.9048506717935654, -0.3706594900493627, 0.3679435367395296, -0.5256627172872377, -0.9286204329203338, 0.8374180483132783, -0.6476996400955368, 0.9972634851532303, 0.7117090315126773, -0.15836660655016654, -0.37104371177669293, -0.3117934733882626, -0.6738786388565203]
[0.5340593637237743, 0.5987748042196395, -0.3325716577568403, 0.14883137752726228, 0.9747348377963729, -0.4889304203589706, 0.23689082636168246, 0.027799931086847973, 0.876518471098477, -0.12099361118358587, -0.201636099714956, 0.5006622883019123, 0.7453373607790992, -0.05078902277017372, 0.2461867868981833, 0.2992318279065582, -0.9230062513788035, -0.2511162904087203, -0.7834994069129944, -0.30376193164796295, -0.5932618466622297, 0.6999933016813489, -0.08764944102929517, -0.6288636896071309, 0.7678794200162558]
[0.47016991343085834, 0.3566332284704812, -0.1814948382802677, 0.37006578802852363, 0.8051512544835688, -0.9743086592330306, -0.13763343343228662, 0.7627841350950186, 0.2727697316248556, 0.9916099884058793, -0.26281881112357874, -0.4364366749491513, 0.08266392064097872, -0.9696333991996644, 0.43700414765115836, 0.8425341544961982, -0.27420926017861014, -0.47804809553206207, 0.31711166235239574, -0.44334085556097813, 0.4745338739975211, 0.8820130928386081, -0.4355118236515998, -0.06251888036846154, -0.6038517830506254]