OFFSET
1,2
LINKS
Eric Weisstein's World of Mathematics, Graceful Labeling
Eric Weisstein's World of Mathematics, Grid Graph
Wikipedia, Graceful labeling
EXAMPLE
Triangle begins:
n\k 1 2 3 4
-------------------------------
1: 1
2: 2 16
3: 4 128 5728
4: 4 1416 580728 758857152
CROSSREFS
KEYWORD
AUTHOR
Pontus von Brömssen, Aug 05 2020
EXTENSIONS
T(4,4) from Pontus von Brömssen, Nov 04 2020 (Copied from A337796.)
STATUS
approved