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A288716
Primes of the form k!8+2, where k!8 is the octuple factorial number (A114800).
1
3, 5, 7, 11, 67, 107, 1367, 2417, 16931, 126227, 592517, 65909027, 3493178327, 7547514977, 14454403427, 385235284982627, 2667042724170827, 98523573068265783062627, 121598818552526868243555286516922298627484453127
OFFSET
1,1
LINKS
MATHEMATICA
MultiFactorial[n_, k_] := If[n<1, 1, n*MultiFactorial[n-k, k]];
Select[Table[MultiFactorial[i, 8] + 2, {i, 0, 100}], PrimeQ[#]&]
CROSSREFS
Cf. A204663.
Sequence in context: A137355 A147143 A006034 * A083840 A088051 A159471
KEYWORD
nonn
AUTHOR
Robert Price, Jun 13 2017
STATUS
approved