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Search: id:A047049
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A047049 T(2n,n), array T as in A047040. +0
1
1, 1, 5, 23, 136, 833, 4989, 31065, 196531, 1241950, 7930155, 51007263, 328816452, 2128751494, 13833853223, 90098821854, 588220949445, 3848961945992, 25228405247702, 165629360478917, 1089033236371988, 7169737539803302 (list; graph; listen)
OFFSET

0,3
CROSSREFS

Sequence in context: A078509 A077240 A129098 this_sequence A020034 A128884 A007836

Adjacent sequences: A047046 A047047 A047048 this_sequence A047050 A047051 A047052

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified December 5 08:23 EST 2009. Contains 170348 sequences.

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