A203278 Row sums of triangle A202941

1, 2, 12, 44, 84, 68, 14328, 836, 24040, 1231088, 31063252, 5495668, 2474249308, 4505692, 130544952, 2741953536, 6519198872, 11977808, 2197436928400, 5058240848, 11783977054420, 363453226568756, 135517101268864, 6345558675936, 67883449330825012, 1419845303575428

Offset

0,2

Comments

Conjecture. If p is odd prime, then a((p-1)/2)==2 (mod p)

Links

Table of n, a(n) for n=0..25.

Crossrefs

Cf. A202941, A202917, A203269

Sequence in context: A296682 A351616 A111389 * A013704 A025495 A028570

Adjacent sequences: A203275 A203276 A203277 * A203279 A203280 A203281

Keyword

nonn

Author

Vladimir Shevelev and Peter J. C. Moses, Dec 31 2011

Status

approved