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A123880 as a triangular array

1
01
101
1301
53501
11185701
4139357901
120157755691101
42145932511981111301
13811668950553171110131501
4840

A123880 as a square array

10115114112042113814840
103318391574591668
10553575325950
107756119553
109981171
101111110
101313
1015
10
1
10115114112042113814840
103318391574591668
10553575325950
107756119553
109981171
101111110
101313
1015
10
1