OFFSET
1,2
LINKS
Alois P. Heinz, Table of n, a(n) for n = 1..1000
FORMULA
a(n) = A102431(n) - n + 2
EXAMPLE
a(4)=6 distinct polynomials: 4 (for all n), n+2, 2n, n^2 (for n=2), n+1 (for n=3), n (for n=4).
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Marc LeBrun, Jan 08 2005
STATUS
approved