A375844 a(n) = Product_{k=0..n} (k^7 + n).

0, 2, 780, 3442680, 94792125120, 11199115535025600, 4424488981755473751120, 4897251346805306604631152000, 13309618365562299179087873337753600, 80202481690565843837334237727510974259200, 987936620325246799505617855507952109963809976000

Offset: 0

Author

Vaclav Kotesovec, Aug 31 2024

Keywords

• nonn

Crossrefs

Cf. A375839, A375840, A375841, A375842, A375843, A375845.

Programs

Mathematica

Table[Product[k^7 + n, {k, 0, n}], {n, 0, 15}]

Formula

a(n) ~ n^(7*n + 4) / exp(7*n - Pi * n^(1/7) / sin(Pi/7)).