A255364 Partial sums of A246031.

1, 27, 53, 177, 203, 879, 1003, 2403, 2429, 3105, 3781, 7005, 7129, 10353, 11753, 21753, 21779, 22455, 23131, 26355, 27031, 44607, 47831, 84231, 84355, 87579, 90803, 106179, 107579, 143979, 153979, 243483, 243509, 244185, 244861, 248085, 248761, 266337, 269561, 305961, 306637, 324213, 341789, 425613, 428837, 512661, 549061, 809061

Offset: 0

Author

Omar E. Pol, Feb 21 2015

Keywords

• nonn

Comments

Total number of cubic ON cells after n generations in a three-dimensional structure in which A246031(n) gives the number of cubic ON cells in the n-th cubic layer of the structure. A cubic ON cell remains ON forever. The structure looks like an irregular cube (or hexahedron).

Links

• N. J. A. Sloane, On the Number of ON Cells in Cellular Automata, arXiv:1503.01168, 2015
• Index entries for sequences related to cellular automata

Crossrefs

Cf. A160239, A245542, A246031, A246032.