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Search: id:A047128
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A047128 T(n,n+3), array T as in A047120. +0
1
1, 4, 15, 56, 211, 798, 3030, 11550, 44193, 169652, 653158, 2521038, 9752516, 37802636, 146792136, 570924940, 2223730395, 8672669484, 33864089798, 132372227670, 517947357111, 2028479976186, 7950990968079, 31189593428478 (list; graph; listen)
OFFSET

0,2
CROSSREFS

Sequence in context: A047038 A158500 A001791 this_sequence A087438 A131497 A077823

Adjacent sequences: A047125 A047126 A047127 this_sequence A047129 A047130 A047131

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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

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