A068496 a(n) = n! reduced mod 2^n.
1, 2, 6, 8, 24, 16, 48, 128, 384, 768, 1280, 3072, 3072, 10240, 22528, 32768, 98304, 196608, 65536, 262144, 262144, 1572864, 6815744, 12582912, 29360128, 25165824, 8388608, 234881024, 369098752, 335544320, 738197504, 2147483648, 6442450944, 12884901888, 4294967296
Offset: 1
Keywords
Links
- Amiram Eldar, Table of n, a(n) for n = 1..1000
Programs
-
Mathematica
a[n_] := Mod[n!, 2^n]; Array[a, 35] (* Amiram Eldar, Apr 26 2025 *)
-
PARI
a(n) = n!%2^n;