OFFSET
1,1
LINKS
R. H. Hardin, Table of n, a(n) for n=1..44
FORMULA
Empirical: a(n)= 15*a(n-1) -59*a(n-2) +97*a(n-3) -19*a(n-4) -210*a(n-5) +222*a(n-6) +22*a(n-7) -113*a(n-8) +7*a(n-9) -71*a(n-10) +13*a(n-11) +a(n-12). [From R. J. Mathar, Aug 11 2009]
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jul 20 2009
STATUS
approved