OFFSET
1,9
COMMENTS
The intermediate graphs may be disconnected.
See A370072 for further details.
EXAMPLE
Triangle begins:
1;
0, 1;
0, 1, 1;
0, 1, 4, 1;
0, 1, 7, 12, 1;
0, 1, 10, 53, 47, 1;
0, 1, 14, 139, 474, 224, 1;
0, 1, 18, 304, 2500, 6670, 1623, 1;
...
CROSSREFS
KEYWORD
AUTHOR
Pontus von Brömssen, Feb 10 2024
STATUS
approved