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A116654 Number of atomic species based on even permutation groups that are not substitutions of smaller species. 1

%I

%S 0,1,0,1,3,4,11,15,84,59,139,168,1232,1079

%N Number of atomic species based on even permutation groups that are not substitutions of smaller species.

%F Define b(n), c(n): b(1)=c(0)=0. b(k)=a(k), k>1. c(k)=A029726(k), k>0. A116653(n) is Dirichlet convolution of b and c.

%K nonn,hard

%O 0,5

%A _Christian G. Bower_, Feb 23 2006

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Last modified May 16 21:29 EDT 2022. Contains 353720 sequences. (Running on oeis4.)