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Search: id:A026074
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A026074 a(n) = T(3n,n), where T is the array defined in A024996. +0
1
1, 1, 12, 91, 726, 5902, 48704, 406353, 3419020, 28958955, 246598716, 2109182557, 18106771400, 155929895685 (list; graph; listen)
OFFSET

0,3
CROSSREFS

Adjacent sequences: A026071 A026072 A026073 this_sequence A026075 A026076 A026077

Sequence in context: A001502 A001503 A004311 this_sequence A120990 A055022 A044263

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified October 10 20:39 EDT 2008. Contains 144831 sequences.

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