editing
approved
Accumulate[(Range[15]!)^4] (* Harvey P. Dale, Jul 12 2019 *)
reviewed
proposed
OnlyThe only prime in forthis n <= 3000sequence is a(2) = 17 since a(n) is divisible by 13 for n >= 12 and there are no other primes with n < 12.
(PARI) a(n) = sum(k=1, n, k!^4); \\ Michel Marcus, Jul 16 2017
Seiichi Manyama, <a href="/A289945/b289945.txt">Table of n, a(n) for n = 1..144</a>