S000798


Prime numbers that are the sum of consecutive 12-gonal numbers.

13, 97, 109, 373, 587, 661, 829, 863, 1021, 1117, 1693, 2281, 2389, 2593, 3779, 5197, 5231, 6047, 6301, 6373, 7669, 10957, 11027, 12203, 12277, 13033, 15289, 16091, 20101, 20341, 24109, 24733, 26113, 29269, 33757, 35437, 51517, 53437, 56401, 58427, 58789

1

S000798

Terms are the sum of 2, 3, or 6 consecutive 12-gonal numbers.

T. D. Noe, Plot of 1000 terms

T. D. Noe, Table of 1000 terms

Wikipedia, Polygonal number

(Mma) nn = 400; f = 12; s = Table[k ((f - 2) k - (f - 4))/2, {k, nn}]; t = Table[Select[Plus @@@ Partition[s, n, 1], PrimeQ], {n, 6}]; mx = Min[Select[Max /@ Rest[t], # > 0 &]]; Select[Union[Flatten[t]], # <= mx &]

Cf. A163251 (squares), S000790-S000799.

nonn

T. D. Noe, Dec 11 2015

© Tony D Noe 2014-2015