A288886 Primes of the form k!3 + 3^10, where k!3 is the triple factorial number (A007661).

59051, 59053, 59077, 59929, 608667049, 3091650738235049, 262134882788466747049, 17994728558292550488813850298696914425610240059049, 113024723205613715155108333435313153533542400059049

Offset

1,1

Links

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

Henri& Renaud Lifchitz, PRP Records.Search for n!3+3^10.

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, 3] + 3^10, {i, 0, 100}], PrimeQ[#]&]
Select[Table[Times@@Range[n, 1, -3]+59049, {n, 150}], PrimeQ] (* Harvey P. Dale, May 03 2020 *)

Crossrefs

Cf. A261145.

Sequence in context: A017566 A352038 A321814 * A210172 A333056 A224972

Adjacent sequences: A288883 A288884 A288885 * A288887 A288888 A288889

Keyword

nonn

Author

Robert Price, Jun 18 2017

Status

approved