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A289730
Primes of the form k!6-12, where k!6 is the sextuple factorial number (A085158).
1
43, 79, 21493, 623633, 21827563, 49579063, 104463111013, 32799650788086796039050613, 101604346379043295513350613, 3312764729596766399944113113, 40054638345554502541724271794363, 268110968591974440568718596462044971863, 10693051341516541524605341900168015859363
OFFSET
1,1
LINKS
MATHEMATICA
MultiFactorial[n_, k_] := If[n<1, 1, n*MultiFactorial[n-k, k]];
Select[Table[MultiFactorial[i, 6] - 12, {i, 8, 100}], PrimeQ[#]&]
Select[Table[Times@@Range[n, 1, -6]-12, {n, 8, 200}], PrimeQ] (* Harvey P. Dale, Jan 16 2024 *)
CROSSREFS
Cf. A289688.
Sequence in context: A118075 A236839 A183074 * A045238 A139982 A171252
KEYWORD
nonn
AUTHOR
Robert Price, Jul 10 2017
STATUS
approved