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Search: id:A047857
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A047857 a(n)=T(0,n)+T(1,n-1)+...+T(n,0), array T given by A047848. +0
1
1, 3, 8, 23, 73, 251, 920, 3573, 14695, 64047, 295792, 1445659, 7460349, 40539363, 231303191, 1381924342, 8623569717, 56078184140, 379232612923, 2662011989394, 19362913897409, 145719518024632, 1133022521762535 (list; graph; listen)
OFFSET

0,2
CROSSREFS

Adjacent sequences: A047854 A047855 A047856 this_sequence A047858 A047859 A047860

Sequence in context: A127385 A080410 A124462 this_sequence A101495 A134758 A050511

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified October 15 09:18 EDT 2008. Contains 145015 sequences.

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