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A332560 a(n) = (n + A332558(n))!/(n-1)!. 5
120, 120, 60, 840, 15120, 332640, 55440, 7920, 2162160, 240240, 98017920, 8910720, 253955520, 19535040, 1395360, 19769460480, 1235591280, 72681840, 4037880, 212520, 4475671200, 173059286400, 7866331200, 342014400, 14250600, 19033511777280, 732058145280 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
J. S. Myers, R. Schroeppel, S. R. Shannon, N. J. A. Sloane, and P. Zimmermann, Three Cousins of Recaman's Sequence, arXiv:2004:14000, April 2020
PROG
(PARI) a(n) = {my(r=n*(n+1)); for(k=2, oo, r=r*(n+k); if(r%(n+k+1)==0, return((n+k)!/(n-1)!))); } \\ Jinyuan Wang, Feb 25 2020
CROSSREFS
Sequence in context: A244950 A174149 A268920 * A334571 A056466 A056456
KEYWORD
nonn,look
AUTHOR
STATUS
approved

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Last modified March 29 10:22 EDT 2024. Contains 371268 sequences. (Running on oeis4.)