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A250336 as a triangular array

44
42968
2056907108
678552641989172
1779620085140404409272
399495939662041378249771424
8014414790320672419343710126421523648
14768132531256969372559659624526644846941996
254620

A250336 as a square array

4442920566785177963994980144147681254620
6890752642008559396147903325312
10819891404062041206724569693
172440937824193437725596
2729771101264596245
42421523266448
64846941
996
4442920566785177963994980144147681254620
6890752642008559396147903325312
10819891404062041206724569693
172440937824193437725596
2729771101264596245
42421523266448
64846941
996