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A027060 T(n,2n-4), T given by A027052. 0
1, 1, 3, 11, 35, 107, 319, 935, 2713, 7825, 22491, 64523, 184945, 530001, 1519151, 4356471, 12501301, 35901325, 103188123, 296844379, 854701935, 2463133311, 7104685935, 20510632575, 59262772629, 171373598341, 495968905267 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,3

LINKS

Table of n, a(n) for n=2..28.

CROSSREFS

Sequence in context: A223626 A088578 A320683 * A171498 A126939 A126940

Adjacent sequences:  A027057 A027058 A027059 * A027061 A027062 A027063

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified November 13 01:32 EST 2018. Contains 317118 sequences. (Running on oeis4.)