A396224 a(n) = (n!)^5.

1, 1, 32, 7776, 7962624, 24883200000, 193491763200000, 3252016064102400000, 106562062388507443200000, 6292383221978976013516800000, 629238322197897601351680000000000, 101339461028293606595289415680000000000, 25216500766592354716319055882485760000000000

Offset

0,3

Links

Table of n, a(n) for n=0..12.

Formula

a(n) = A134375(n) * A000142(n).

a(n) = A001044(n) * A000442(n).

a(n) = A000584(A000142(n)).

Mathematica

Table[n!^5, {n, 0, 12}]

Prog

(PARI) a(n)=n!^5

Crossrefs

Cf. A396450 (sum of reciprocals).

Cf. A000142, A000584, A001044, A000442, A036740, A010050, A009445, A134366, A134367, A134368, A134369, A134371, A134372, A134373, A134374, A134375, A396225, A396226.

Row n=5 of A225816.

Sequence in context: A248720 A069052 A334604 * A342455 A351805 A221614

Adjacent sequences: A396221 A396222 A396223 * A396225 A396226 A396227

Keyword

nonn,easy

Author

Kelvin Voskuijl, May 19 2026

Status

approved