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A288610
Primes of the form k!6+6, where k!6 is the sextuple factorial number (A085158).
1
7, 11, 13, 61, 97, 941, 49579081, 2131900231, 5745471106381, 354465826066854004794020104381, 37267424634284447239051884908224251090631, 227836844933692950264766019866879913915703131, 128107331191722301650949440150294486487789796881
OFFSET
1,1
LINKS
MATHEMATICA
MultiFactorial[n_, k_] := If[n<1, 1, n*MultiFactorial[n-k, k]];
Select[Table[MultiFactorial[i, 6] + 6, {i, 0, 100}], PrimeQ[#]&]
CROSSREFS
Cf. A287956.
Sequence in context: A054299 A116442 A191083 * A062607 A018768 A045970
KEYWORD
nonn
AUTHOR
Robert Price, Jun 11 2017
STATUS
approved