A027161 - OEIS

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A027161

T(2n-1,n-1), T given by A027157.

2, 6, 40, 152, 1088, 4416, 32384, 135552, 1006592, 4289536, 32100352, 138407936, 1041203200, 4526702592, 34182430720, 149528084480, 1132376883200, 4977103994880, 37776580935680, 166668216041472, 1267318675996672

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OFFSET

1,1

LINKS

Table of n, a(n) for n=1..21.

CROSSREFS

Sequence in context: A288491 A212883 A336959 * A081096 A350971 A119692

Adjacent sequences: A027158 A027159 A027160 * A027162 A027163 A027164

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved