OFFSET
1,2
LINKS
Andrew Howroyd, Table of n, a(n) for n = 1..200
FORMULA
Empirical: a(n) = 20*a(n-1)+100*a(n-2)+24*a(n-3) -95*a(n-4)+10*a(n-5)+8*a(n-6) for n>6.
Empirical g.f.: x*(1 + 23*x + 9*x^2 - 41*x^3 + 2*x^4 + 8*x^5) / (1 - 20*x - 100*x^2 - 24*x^3 + 95*x^4 - 10*x^5 - 8*x^6). - Colin Barker, Jun 11 2017
CROSSREFS
KEYWORD
nonn
AUTHOR
Andrew Howroyd, Jun 04 2017
STATUS
approved