A272928 Partial sums of A147562.

0, 1, 6, 15, 36, 61, 98, 147, 232, 321, 422, 535, 684, 845, 1042, 1275, 1616, 1961, 2318, 2687, 3092, 3509, 3962, 4451, 5048, 5657, 6302, 6983, 7772, 8597, 9530, 10571, 11936, 13305, 14686, 16079, 17508, 18949, 20426, 21939, 23560, 25193, 26862, 28567, 30380

Offset: 0

Author

Robert Price, May 10 2016

Keywords

• nonn
• easy

Crossrefs

Cf. A147562.

Programs

Mathematica

{0}~Join~Accumulate@ Map[Plus @@ Flatten@ # &, CellularAutomaton[{686, {2, {{0, 2, 0}, {2, 1, 2}, {0, 2, 0}}}, {1, 1}}, {{{1}}, 0}, 43]] (* A272928: Michael De Vlieger, May 11 2016, after Nadia Heninger and N. J. A. Sloane at A147562 *)