A348960 a(n) = floor(log_10(Pi*n!)).

0, 0, 0, 1, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 15, 16, 17, 18, 20, 21, 22, 24, 25, 27, 28, 29, 31, 32, 34, 35, 37, 38, 40, 42, 43, 45, 46, 48, 50, 51, 53, 54, 56, 58, 59, 61, 63, 64, 66, 68, 70, 71, 73, 75, 77, 78, 80, 82, 84, 85, 87, 89, 91, 93, 95, 96, 98, 100

Offset: 0

Author

Paul F. Marrero Romero, Nov 05 2021

Keywords

• nonn

Crossrefs

Cf. A004216, A034886, A053511.

Programs

Mathematica

Array[Floor@ Log10[Pi*#!] &, 71, 0] (* Michael De Vlieger, Nov 05 2021 *)

Formula

a(n) = floor(log_10(Pi*n!)).

a(n) = floor(A053511 + log_10(n!)).