OFFSET
0,2
LINKS
Index entries for linear recurrences with constant coefficients, signature (23, -176, 508, -480).
FORMULA
a(n) = -2^n/6 +27*3^n/35 -128*8^n/15 +125*10^n/14. - R. J. Mathar, Jun 20 2013
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
STATUS
approved