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Search: id:A113333
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A113333 Column sums of triangle A113129. +0
2
1, 1, 3, 20, 217, 3206, 59000, 1288184, 32391811, 919625298, 29062669744, 1011423361344, 38432306102230, 1583371370586372, 70311532983998416, 3348279599587251984, 170232740676793931347, 9204327574128495048866 (list; graph; listen)
OFFSET

0,3

FORMULA

a(k) = Sum_{n=k..2*k} A113129(n, k) for k>=0, where A113129(n, k)=0 for n>=2*k>0.

CROSSREFS

Cf. A113129.

Sequence in context: A081209 A014068 A006963 this_sequence A052851 A058477 A119758

Adjacent sequences: A113330 A113331 A113332 this_sequence A113334 A113335 A113336

KEYWORD

nonn

AUTHOR

Paul D. Hanna (pauldhanna(AT)juno.com), Nov 03 2005

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.


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