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A350730
Number of strongly connected oriented graphs on n labeled nodes.
4
1, 0, 2, 66, 7998, 2895570, 3015624078, 8890966977354, 74079608267459142, 1754419666770364130730, 119163820122708911990211222, 23431180614718394105521543222866, 13448652672256961901980839022683943838, 22684139279519345808802725789494254587951810
OFFSET
1,3
LINKS
PROG
(PARI) StrongO(14) \\ See A350731 for program code.
CROSSREFS
The unlabeled version is A350489.
Row sums of A350731.
Sequence in context: A230735 A361884 A261784 * A255435 A335546 A139822
KEYWORD
nonn
AUTHOR
Andrew Howroyd, Jan 11 2022
STATUS
approved