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A045624 Row sums of convolution triangle A030526. 2
1, 11, 101, 851, 6885, 54723, 432021, 3403859, 26811397, 211225187, 1664405621, 13116776819, 103376383461, 814752361347, 6421443995733, 50610420076691, 398884119723973, 3143787312038051, 24777605586822197, 195283435452156851 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..20.

W. Lang, On generalizations of Stirling number triangles, J. Integer Seqs., Vol. 3 (2000), #00.2.4.

Index entries for linear recurrences with constant coefficients, signature (17,-102,272,-272).

FORMULA

G.f. x*(1-6*x+16*x^2-16*x^3)/(1-17*x+102*x^2-272*x^3+272*x^4)= g1(5, x)/(1-g1(5, x)), g1(5, x) := x*(1-6*x+16*x^2-16*x^3)/(1-4*x)^4 (G.f. first column of A030526).

CROSSREFS

Sequence in context: A193699 A001603 A113403 * A125399 A163146 A037550

Adjacent sequences:  A045621 A045622 A045623 * A045625 A045626 A045627

KEYWORD

easy,nonn

AUTHOR

Wolfdieter Lang

STATUS

approved

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Last modified March 19 03:59 EDT 2019. Contains 321311 sequences. (Running on oeis4.)