OFFSET
0,2
LINKS
Alois P. Heinz, Table of n, a(n) for n = 0..250
FORMULA
a(n) = A255903(n+3,n).
EXAMPLE
a(1) = 5: {{1},{1},{1},{1}}, {{1},{1},{1,1}}, {{1,1},{1,1}}, {{1},{1,1,1}}, {{1,1,1,1}}.
CROSSREFS
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Mar 11 2015
STATUS
approved