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Column 2 of table A125781.
5

%I #3 Mar 30 2012 18:37:02

%S 1,3,8,23,76,294,1328,6933,41350,278679,2101433,17574551,161740315,

%T 1626733107,17771416520,209739328923,2661301094007,36148700652162,

%U 523597247829866,8059284921781891,131408547139817540

%N Column 2 of table A125781.

%F a(n) = A091352(n+1) - 1.

%Y Cf. A091351; other columns: A091352, A125783, A125784, A125785, A125786.

%K nonn

%O 0,2

%A _Paul D. Hanna_, Dec 09 2006