A240533 a(n) = numerators of n!/10^n.

1, 1, 1, 3, 3, 3, 9, 63, 63, 567, 567, 6237, 18711, 243243, 1702701, 5108103, 5108103, 86837751, 781539759, 14849255421, 14849255421, 311834363841, 3430178002251, 78894094051773, 236682282155319, 236682282155319, 3076869668019147, 83075481036516969

Offset: 0

Author

Vincenzo Librandi, Apr 14 2014

Keywords

• nonn
• frac

Links

• Vincenzo Librandi, Table of n, a(n) for n = 0..200

Crossrefs

Cf. A000142, A011557, A014973, A074143, A092043, A208529.

Programs

Magma

[Numerator(Factorial(n)/10^n): n in [0..30]];

Mathematica

Table[Numerator[n!/10^n], {n, 0, 30}]