OFFSET
0,2
LINKS
Index entries for linear recurrences with constant coefficients, signature (35,-450,2520,-5184)
FORMULA
a(n) = 8^(n+2) - 9^(n+2) + 2*12^(n+1) - 6^(n+1). - R. J. Mathar, Mar 14 2011
a(n) = 35*a(n-1) - 450*a(n-2) + 2520*a(n-3) - 5184*a(n-4); a(0)=1, a(1)=35, a(2)=775, a(3)=13895. - Vincenzo Librandi, Mar 14 2011
CROSSREFS
KEYWORD
nonn
AUTHOR
STATUS
approved