A036726 G.f. satisfies A(x) = 1 + x*cycle_index(G,A(x)) where G = cyclic group of order 3 generated by (1,2,3)(4,5,6).

1, 1, 2, 9, 46, 247, 1436, 8684, 54102, 345042, 2241014, 14771896, 98568908, 664518873, 4519394316, 30969650840, 213625862342, 1482134240438, 10335968352644, 72411026552273, 509383556655134, 3596650497366507, 25480925906761956

Offset

0,3

Links

Table of n, a(n) for n=0..22.

Crossrefs

Cf. A036717-A036725.

Sequence in context: A162725 A268171 A168431 * A219197 A340942 A270386

Adjacent sequences: A036723 A036724 A036725 * A036727 A036728 A036729

Keyword

nonn

Author

N. J. A. Sloane.

Status

approved