%I #5 May 13 2021 13:48:45
%S 1,6,36,237,1296,7992,46656,281288,1680282,10085472,60466176,
%T 362852244,2176782336,13060973952,78364210752,470186692290,
%U 2821109907456,16926669806364,101559956668416,609359800783824,3656158441742592,21936951003174912,131621703842267136
%N Dirichlet g.f.: Product_{k>=2} 1 / (1 - k^(-s))^(6^(k-1)).
%Y Cf. A001055, A050367, A329800, A344247, A344248, A344249, A344251, A344252, A344253.
%K nonn
%O 1,2
%A _Ilya Gutkovskiy_, May 12 2021