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Search: id:A025187
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A025187 a(n) = T(2n,n-1), where T is the array defined in A025177. +0
1
1, 3, 16, 84, 459, 2552, 14378, 81783, 468622, 2700926, 15640800, 90930523, 530391615, 3102491160, 18192186330, 106901798100, 629361849402, 3711413384462, 21919199253088, 129625701167820 (list; graph; listen)
OFFSET

1,2
CROSSREFS

Sequence in context: A069429 A026131 A026160 this_sequence A151328 A076279 A056369

Adjacent sequences: A025184 A025185 A025186 this_sequence A025188 A025189 A025190

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified December 17 13:29 EST 2009. Contains 170826 sequences.

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