A196413 n! - n^6.

1, 0, -62, -723, -4072, -15505, -45936, -112609, -221824, -168561, 2628800, 38145239, 476015616, 6222193991, 87170761664, 1307662977375, 20922773110784, 355687403958431, 6402373671715776, 121645100361786119, 2432902008112640000

Offset: 0

Author

Vincenzo Librandi, Oct 06 2011

Keywords

• sign
• easy
• less

Links

• Vincenzo Librandi, Table of n, a(n) for n = 0..400

Crossrefs

Cf. A005008, A005096, A007339, A144768, A196411, A196412.

Programs

Magma

[Factorial(n)-n^6: n in [0..20]]

Mathematica

Table[n!-n^6,{n,0,20}] (* Harvey P. Dale, Dec 09 2011 *)

PARI

a(n)=n!-n^6 \\ Charles R Greathouse IV, Nov 21 2011