|
|
A336833
|
|
Triangle read by rows, 1 <= k <= n: T(n,k) is the number of graceful labelings of the n X k grid graph.
|
|
1
|
|
|
|
OFFSET
|
1,2
|
|
LINKS
|
|
|
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
|
|
|
EXTENSIONS
|
|
|
STATUS
|
approved
|
|
|
|