OFFSET
0,3
LINKS
Alois P. Heinz, Table of n, a(n) for n = 0..100
FORMULA
a(n) = A175579(2n,n).
EXAMPLE
a(2) = 4: 0011, 0012, 0101, 0102, 0110, 0120.
CROSSREFS
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Sep 23 2022
STATUS
approved