OFFSET
0,3
LINKS
Alois P. Heinz, Table of n, a(n) for n = 0..474 (first 31 terms from Jan Kristian Haugland)
FORMULA
Let f(0, 0) = 1 and f(n, k) = max{f(n - 1, 0) + ... + f(n - 1, k - 1), f(n - 1, k) + ... + f(n - 1, n - 1)} for 0 <= k <= n. Then a(n) = f(n, 0).
CROSSREFS
KEYWORD
nonn
AUTHOR
Jan Kristian Haugland, Sep 13 2008
STATUS
approved