A098940 - OEIS

%I #6 Aug 26 2015 21:43:26

%S -2,-1,2185,823541,170859373,27512614109,3938980639165,

%T 532875860165501,70110209207109373,9098007718612700669,

%U 1172544775637859048445,150599974607076225726461,19309780749956356667109373,2473765232992079297629970429

%N a(n) = (2^n - 1)^7 - 2.

%e a(2) = (2^2 - 1)^7 - 2 = 2185.

%t Table[(2^n - 1)^7 - 2, {n, 0, 15}] (* _Stefan Steinerberger_, Mar 06 2006 *)

%Y These are similar to Carol's numbers (A091515).

%K sign

%O 0,1

%A _Parthasarathy Nambi_, Oct 21 2004

%E More terms from _Stefan Steinerberger_, Mar 06 2006