A115187 Row sums of triangle A115154 (called Y(3,1)).

1, 5, 39, 346, 3230, 31191, 309175, 3129194, 32211432, 336239668, 3551081432, 37876866618, 407453687104, 4415521127579, 48159808659879, 528270329593474, 5823991858003544, 64497989461609224, 717191431082458804

Offset

0,2

Links

Table of n, a(n) for n=0..18.

Formula

a(n)= sum(A115154(n,m),m=1..n+1), n>=0.

Crossrefs

Sequence in context: A244039 A328554 A213233 * A266456 A365765 A247772

Adjacent sequences: A115184 A115185 A115186 * A115188 A115189 A115190

Keyword

nonn,easy

Author

Wolfdieter Lang, Feb 23 2006

Status

approved