A288618 Primes of the form k!6+36, where k!6 is the sextuple factorial number (A085158).

37, 41, 43, 127, 971, 43261, 623681, 1340011, 5745471106411, 46738795448742522161, 4766501963120985802465188343530661, 1074786248550703824689992004611909893100965328075457367488707779289800733267774881216607685661343511962890661

Offset

1,1

Links

Robert Price, Table of n, a(n) for n = 1..13

Henri& Renaud Lifchitz, PRP Records.Search for n!6+36.

Joe McLean, Interesting Sources of Probable Primes

OpenPFGW Project, Primality Tester

Mathematica

MultiFactorial[n_, k_] := If[n<1, 1, n*MultiFactorial[n-k, k]];
Select[Table[MultiFactorial[i, 6] + 36, {i, 0, 100}], PrimeQ[#]&]

Crossrefs

Cf. A288449.

Sequence in context: A161725 A100722 A093690 * A090263 A033225 A073686

Adjacent sequences: A288615 A288616 A288617 * A288619 A288620 A288621

Keyword

nonn

Author

Robert Price, Jun 11 2017

Status

approved