A024005 a(n) = 1 - n^7.

1, 0, -127, -2186, -16383, -78124, -279935, -823542, -2097151, -4782968, -9999999, -19487170, -35831807, -62748516, -105413503, -170859374, -268435455, -410338672, -612220031, -893871738, -1279999999

Offset: 0

Author

N. J. A. Sloane

Keywords

• sign
• easy

Links

• Vincenzo Librandi, Table of n, a(n) for n = 0..450

Programs

Magma

[1-n^7: n in [0..50]]; // Vincenzo Librandi, Apr 29 2011

Mathematica

f[n_] := 1 - n^7; f[Range[0, 60]] (* Vladimir Joseph Stephan Orlovsky, Feb 10 2011 *)