OFFSET
1,5
LINKS
Eric Weisstein's World of Mathematics, Graph Radius
Wikipedia, Distance (graph theory)
EXAMPLE
Triangle begins:
1;
0, 1;
0, 2;
0, 4, 2;
0, 11, 10;
0, 34, 76, 2;
0, 156, 682, 15;
0, 1044, 9864, 207, 2;
0, 12346, 245518, 3197, 19;
0, 274668, 11366961, 74614, 326, 2;
...
CROSSREFS
KEYWORD
nonn,tabf,more
AUTHOR
Andrew Howroyd, Sep 02 2019
STATUS
approved