This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A255364 #26 Mar 17 2015 23:49:46 %S A255364 1,27,53,177,203,879,1003,2403,2429,3105,3781,7005,7129,10353,11753, %T A255364 21753,21779,22455,23131,26355,27031,44607,47831,84231,84355,87579, %U A255364 90803,106179,107579,143979,153979,243483,243509,244185,244861,248085,248761,266337,269561,305961,306637,324213,341789,425613,428837,512661,549061,809061 %N A255364 Partial sums of A246031. %C A255364 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). %H A255364 N. J. A. Sloane, <a href="http://arxiv.org/abs/1503.01168">On the Number of ON Cells in Cellular Automata</a>, arXiv:1503.01168, 2015 %H A255364 <a href="/index/Ce#cell">Index entries for sequences related to cellular automata</a> %Y A255364 Cf. A160239, A245542, A246031, A246032. %K A255364 nonn %O A255364 0,2 %A A255364 _Omar E. Pol_, Feb 21 2015