OFFSET
0,2
FORMULA
G.f.: -5*x*(1 +11*x +876*x^2 +19780*x^3 +215084*x^4 +1114665*x^5 +2936419*x^6 +4038928*x^7 +2936419*x^8 +1114665*x^9 +215084*x^10 +19780*x^11 +876*x^12 +11*x^13+x^14) / (x-1)^17. - R. J. Mathar, Aug 11 2012
a(n) = n *(n+1) *(n^8+4*n^7+14*n^6+28*n^5+77*n^4+112*n^3+196*n^2+144*n+2304) *(n^2+n+4) * (n^4+2*n^3+5*n^2+4*n+36)/331776. - R. J. Mathar, Aug 11 2012
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Henry Bottomley, Apr 24 2001
STATUS
approved