OFFSET
1,2
LINKS
Qihao Ye, Table of n, a(n) for n = 1..692
FORMULA
Nonnegative integer points (p_1, p_2, ..., p_n) in polytope p_0 = p_{n+1} = 0, 2*p_i - (p_{i+1} + p_{i-1}) <= 10, p_i >= 0, i = 1..n.
CROSSREFS
KEYWORD
nonn
AUTHOR
STATUS
approved