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A098940
a(n) = (2^n - 1)^7 - 2.
0
-2, -1, 2185, 823541, 170859373, 27512614109, 3938980639165, 532875860165501, 70110209207109373, 9098007718612700669, 1172544775637859048445, 150599974607076225726461, 19309780749956356667109373, 2473765232992079297629970429
OFFSET
0,1
EXAMPLE
a(2) = (2^2 - 1)^7 - 2 = 2185.
MATHEMATICA
Table[(2^n - 1)^7 - 2, {n, 0, 15}] (* Stefan Steinerberger, Mar 06 2006 *)
CROSSREFS
These are similar to Carol's numbers (A091515).
Sequence in context: A036109 A240234 A367996 * A098939 A180215 A228552
KEYWORD
sign
AUTHOR
Parthasarathy Nambi, Oct 21 2004
EXTENSIONS
More terms from Stefan Steinerberger, Mar 06 2006
STATUS
approved