OFFSET
1,5
COMMENTS
An nnsquare lattice is a square lattice with additional next nearest neighbor links.
LINKS
Stephan Mertens, Percolation (Gives first 22 rows)
EXAMPLE
Triangle begins:
0, 1,
0, 0, 4, 4, 1,
0, 0, 0, 17, 67, 104, 81, 36, 9, 1,
0, 0, 0, 0, 68, 632, 2594, 6168, 9454, 9988, 7618, 4308, 1816, 560, 120, 16, 1,
0, 0, 0, 0, 0, 259, 4351, 34162, 165932, 556667, 1365401, 2539513, 3682167, 4258223, 4001349, 3098369, 1994804, 1071617, 479282, 176976, 53125, 12650, 2300, 300, 25, 1,
...
CROSSREFS
KEYWORD
nonn,tabf
AUTHOR
N. J. A. Sloane, Oct 12 2023
STATUS
approved