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A119900 as a triangular array

1
02
013
0044
001105
0006206
000121357
0000856568
0000136126849
000001012025212010
0000015533046216511
0000001222079279222012
000000178

A119900 as a square array

1000000000000
210000000000
34100000000
41061000000
52021810000
635563610100
75612612055121
88425233022078
9120462792
10165792
11220
12
1000000000000
210000000000
34100000000
41061000000
52021810000
635563610100
75612612055121
88425233022078
9120462792
10165792
11220
12