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Search: id:A049028
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A049028 Row sums of triangle A035529. +0
2
1, 7, 55, 454, 3850, 33202, 289606, 2546773, 22532905, 2003301403, 1787165647, 15993710992, 143484404584, 1289890360528, 11615931435592, 104760483639286, 946005479787778, 8552032916587066, 77386316886280822, 700854120680500744 (list; graph; listen)
OFFSET

1,2

LINKS

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

FORMULA

G.f.: (1-(1-9*x)^(1/3))/(4*(1-9*x)^(1/3)-1).

CROSSREFS

Sequence in context: A122372 A083068 A097189 this_sequence A096951 A113714 A152262

Adjacent sequences: A049025 A049026 A049027 this_sequence A049029 A049030 A049031

KEYWORD

easy,nonn

AUTHOR

Wolfdieter Lang (wolfdieter.lang(AT)physik.uni-karlsruhe.de)

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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