A091139 - OEIS

A091139

Row sums of triangle A091063.

1, 1, 2, 5, 16, 66, 346, 2229, 17000, 148898, 1465364, 15957314, 190158712, 2459041744, 34278016954, 512253587397, 8168812190472, 138450960309882

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OFFSET

0,3

COMMENTS

The initial terms of the binomial transform of the n-th row of triangle A091063 forms the n-th row of triangle A059438 transposed (permutations of [1..n] with k components); the row sums of A059438 equal the factorials.

LINKS

Table of n, a(n) for n=0..17.

FORMULA

G.f.: A(x) = 1/(1-x*g(x)) where g(x) is the g.f. of A075834 shift 1 place left.

CROSSREFS

Cf. A091063.

Sequence in context: A182290 A007469 A306026 * A084785 A124551 A331157

Adjacent sequences: A091136 A091137 A091138 * A091140 A091141 A091142

KEYWORD

nonn

AUTHOR

Paul D. Hanna, Dec 21 2003

STATUS

approved