Rust program for counting polycubes.
Output of the program for up to n = 11, along with time measurements.
1: 1
2: 1, nano: 12849 | human: 0.000 seconds
3: 2, nano: 19859 | human: 0.000 seconds
4: 8, nano: 61449 | human: 0.000 seconds
5: 29, nano: 514341 | human: 0.000 seconds
6: 166, nano: 1475968 | human: 0.001 seconds
7: 1023, nano: 10746210 | human: 0.010 seconds
8: 6922, nano: 84687331 | human: 0.084 seconds
9: 48311, nano: 559913980 | human: 0.559 seconds
10: 346543, nano: 4585351132 | human: 4.585 seconds
11: 2522522, nano: 42230363971 | human: 42.230 seconds