A348816 a(n) = number of loopless diagrams by number of K_4 up to rotational symmetry.

0, 1, 15, 4790, 4151415, 6619291247, 17510518983528, 71631394311300461, 429426878302882412435, 3616596939726424941979785

Offset

1,3

Links

Table of n, a(n) for n=1..10.

Evgeniy Krasko, Igor Labutin, and Alexander Omelchenko, Enumeration of Labelled and Unlabelled Hamiltonian Cycles in Complete k-partite Graphs, arXiv:1709.03218 [math.CO], 2017. See Appendix Table 3.

Crossrefs

Cf. A190830, A348815, A348817; A007474, A348814, A348819, A348822.

Sequence in context: A287037 A229931 A191642 * A206387 A198903 A249966

Adjacent sequences: A348813 A348814 A348815 * A348817 A348818 A348819

Keyword

nonn,more

Author

Michael De Vlieger, Nov 01 2021

Status

approved