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A339303 as a triangular array

1
11
211
4321
96621
201615831
483741221231
1159610669381541
286239284194124522041
719622750564377189772451
184216072010158411446182921003051

A339303 as a square array

1124920481152867191842
11361637962396221607
12615411062847502010
12822691945641584
1312381243771144
131552189618
142077292
1424100
1530
15
1
1124920481152867191842
11361637962396221607
12615411062847502010
12822691945641584
1312381243771144
131552189618
142077292
1424100
1530
15
1