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A302971 as a triangular array

1
16
1030
1-140140
1-12000630
1-1386660002772
1-218401801800012012
1-450054491400-6006000051480
1-1188096015506040-37128000000218790
1-394788954581981400-19640984088179000000923780
1-1617255288026003271294-108636528001031151660000003879876

A302971 as a square array

11111111111
60-14-120-1386-21840-450054-11880960-394788954-16172552880
3000660180184914001550604058198140026003271294
140000-60060-3712800-196409840-10863652800
630000088179001031151660
277200000
120120000
51480000
21879000
9237800
3879876
11111111111
60-14-120-1386-21840-450054-11880960-394788954-16172552880
3000660180184914001550604058198140026003271294
140000-60060-3712800-196409840-10863652800
630000088179001031151660
277200000
120120000
51480000
21879000
9237800
3879876