OFFSET
0,3
EXAMPLE
The a(2) = 2 matrices are:
[1 1] [2 0]
[1 1] [0 2]
.
The a(3) = 5 matrices are:
[1 1 1] [2 1 0] [2 1 0] [3 0 0] [3 0 0]
[1 1 1] [1 1 1] [0 2 1] [0 2 1] [0 3 0]
[1 1 1] [0 1 2] [1 0 2] [0 1 2] [0 0 3]
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Andrew Howroyd, Apr 04 2020
EXTENSIONS
a(11)-a(12) from Andrew Howroyd, Oct 14 2024
STATUS
approved