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A027161 T(2n-1,n-1), T given by A027157. 0
2, 6, 40, 152, 1088, 4416, 32384, 135552, 1006592, 4289536, 32100352, 138407936, 1041203200, 4526702592, 34182430720, 149528084480, 1132376883200, 4977103994880, 37776580935680, 166668216041472, 1267318675996672 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

CROSSREFS

Sequence in context: A120492 A028300 A068207 * A081096 A119692 A098854

Adjacent sequences:  A027158 A027159 A027160 * A027162 A027163 A027164

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified February 15 05:45 EST 2012. Contains 205694 sequences.