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A361585
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Number of digraphs on n unlabeled nodes whose strongly connected components are directed cycles.
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2
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1, 0, 1, 1, 8, 28, 736, 17879, 1568614, 196581247, 62857465075, 34431266945361, 42146672798547398, 95881304594606248756, 459546334152150732106700, 4253461062245855670436620669, 80700118619568448244440535541825, 3011390106783578987361705575335328331
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,5
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LINKS
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PROG
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(PARI) A361585seq(16) \\ See PARI link in A350794 for program code.
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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