1,11

Andrew Howroyd, Table of n, a(n) for n = 1..200

Eric Weisstein's World of Mathematics, Lobster Graph

a(n) = A000055(n) - A130131(n). - Andrew Howroyd, Nov 02 2017

Cf. A000055, A130131.

Sequence in context: A167478 A094734 A094578 * A037590 A037681 A156760

Adjacent sequences: A130129 A130130 A130131 * A130133 A130134 A130135

nonn

Eric W. Weisstein, May 11 2007

a(15)-a(32) from Washington Bomfim, Feb 23 2011

approved