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 A113715 Row sums of triangle A113711, in which row n forms a polynomial in y=2*k that generates diagonal n as k=0,1,2,... for n>=0. 4
 1, 2, 5, 18, 89, 546, 3893, 31210, 276393, 2674346, 28053749, 317122018, 3843832473, 49745582994, 684808185109, 9994279232186, 154164863607273, 2506527296803674, 42846740489105301, 768278266512841330 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 LINKS Table of n, a(n) for n=0..19. FORMULA a(n) = Sum_{k=0..n} Sum_{j=0..n-k} A113711(n-k, j)*(2*k)^j. CROSSREFS Cf. A113711, A113712 (column 1), A113713 (column 2), A113714 (column 3). Sequence in context: A094294 A005500 A020025 * A227094 A173227 A099556 Adjacent sequences: A113712 A113713 A113714 * A113716 A113717 A113718 KEYWORD nonn AUTHOR Paul D. Hanna, Nov 08 2005 STATUS approved

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Last modified July 19 16:24 EDT 2024. Contains 374410 sequences. (Running on oeis4.)