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Search: id:A047039
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A047039 T(2n,n), array T as in A047030. +0
1
1, 1, 4, 22, 126, 751, 4595, 28514, 179277, 1136405, 7256229, 46583010, 300438175, 1944986187, 12632217312, 82269089182, 537071072123, 3513452296105, 23026993173298, 151165338147804, 993811676366531, 6542280703133297 (list; graph; listen)
OFFSET

0,3
CROSSREFS

Sequence in context: A116428 A121187 A011789 this_sequence A100525 A086682 A155862

Adjacent sequences: A047036 A047037 A047038 this_sequence A047040 A047041 A047042

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified December 2 11:54 EST 2009. Contains 167921 sequences.

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