A098939 a(n) = (2^n - 1)^11 - 2.

-2, -1, 177145, 1977326741, 8649755859373, 25408476896404829, 62050608388552823485, 138624799340320978519421, 296443535898840969287109373, 620340165367069806017523226109, 1284197945649659948122178573052925

Offset

0,1

Links

Table of n, a(n) for n=0..10.

Example

a(2) = (2^2 - 1)^11 - 2 = 177145.

Mathematica

Table[(2^n - 1)^11 - 2, {n, 0, 10}] (* Stefan Steinerberger, Mar 06 2006 *)
(2^Range[0, 10]-1)^11-2 (* Harvey P. Dale, Apr 29 2014 *)

Prog

(PARI) first(m)=vector(m, i, i--; (2^i - 1)^11 - 2) \\ Anders Hellström, Aug 26 2015

Crossrefs

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

Sequence in context: A240234 A367996 A098940 * A180215 A228552 A240066

Adjacent sequences: A098936 A098937 A098938 * A098940 A098941 A098942

Keyword

sign

Author

Parthasarathy Nambi, Oct 21 2004

Extensions

More terms from Stefan Steinerberger, Mar 06 2006

Status

approved