OFFSET
3,2
FORMULA
(n-3)*(n-4)*a(n) -2*(9*n-35)*(n-4)*a(n-1) +80*(n-1)*(n-5)*a(n-2) -96*(n-1)*(n-2)*a(n-3)=0. - R. J. Mathar, Sep 21 2013
MAPLE
f := n->2^(2*n-6)*binomial(n, 3)-2^(n-2)*binomial(n, 4);
MATHEMATICA
Table[2^(2n-6) Binomial[n, 3]-2^(n-2) Binomial[n, 4], {n, 3, 30}] (* Harvey P. Dale, Oct 12 2016 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
STATUS
approved