OFFSET
2,2
EXAMPLE
The table begins:
1, 3, 6, 10, 15, 21, 28, 36, 45, ...
2, 9, 24, 50, 90, 147, 224, 324, 450, ...
6, 36, 120, 300, 630, 1176, 2016, 3240, 4950, ...
12, 108, 480, 1500, 3780, 8232, 16128, 29160, 49500, ...
28, 351, 2016, 7750, 23220, 58653, 130816, 265356, 499500, ...
56, 1053, 8064, 38750, 139320, 410571, 1046528, 2388204, 4995000, ...
...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Bahman Ahmadi, Aug 05 2019
STATUS
approved