OFFSET
1,1
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 1..10000
Index entries for linear recurrences with constant coefficients, signature (6,-15,20,-15,6,-1).
FORMULA
a(n) = n*(n^4+5*n^2+10) = A197904(n)-1 for n>20. - Bruno Berselli, Oct 27 2011
PROG
(Magma) [Round((n+1/n)^5): n in [1..60]];
(PARI) a(n)=round((n+1/n)^5) \\ Charles R Greathouse IV, Oct 27 2011
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Vincenzo Librandi, Oct 21 2011
STATUS
approved