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Search: id:A026112
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A026112 a(n) = T(2n,n), where T is the array defined in A026105. +0
2
1, 1, 6, 30, 160, 873, 4851, 27300, 155115, 887910, 5112767, 29582886, 171857127, 1001762125, 5856231825, 34320863160, 201579530004, 1186231850298, 6992515244280, 41281814341780, 244049819182260 (list; graph; listen)
OFFSET

0,3
CROSSREFS

Bisection of A026117.

Sequence in context: A127017 A152223 A152224 this_sequence A038155 A026331 A135490

Adjacent sequences: A026109 A026110 A026111 this_sequence A026113 A026114 A026115

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified December 5 17:24 EST 2009. Contains 170342 sequences.

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