OFFSET
0,2
FORMULA
a(n) = A000519(n) + 1.
EXAMPLE
The a(2) = 3 matrices are:
[0 0] [0 1] [1 1]
[0 0] [1 0] [1 1]
CROSSREFS
KEYWORD
nonn
AUTHOR
Andrew Howroyd, Apr 01 2020
STATUS
approved