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A065513
Number of endofunctions of [n] with a cycle a->b->c->a and for all x in [n], some iterate f^k(x)=a.
+0
4
2, 24, 300, 4320, 72030, 1376256, 29760696, 720000000, 19292299290, 567575838720, 18197320924068, 631732166467584, 23613833496093750, 945755921747804160, 40410678374256222960, 1835086247681868693504
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Maintained by
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Last modified December 5 20:25 EST 2009. Contains 170428 sequences.
AT&T Labs Research
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