OFFSET
1,3
COMMENTS
Row 9 of A187286.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..50
FORMULA
Empirical: a(n) = 4562676*n^2 - 39873424*n + 80572112 for n>15.
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 08 2011
STATUS
approved