OFFSET
1,3
LINKS
EXAMPLE
The triangle starts
1: 1
2: 1 2
3: 1 6 12
4: 1 12 60 128 18
5: 1 20 180 880 2090 960 100
6: 1 30 420 3480 17550 47772 43920 15000 1710 140
7: 1 42 840 10360 84630 452004 1428868 2094960 1465170 491540 90594 10080 770
CROSSREFS
KEYWORD
nonn,tabf
AUTHOR
R. J. Mathar, Mar 16 2021
STATUS
approved