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A158950 as a triangular array

1
11
202
2104
30207
3104012
40207020
4104012033
50207020054
5104012033088
602070200540143

A158950 as a square array

11223344556
1010101010
202020202
40404040
7070707
120120120
20020020
330330
54054
880
143
11223344556
1010101010
202020202
40404040
7070707
120120120
20020020
330330
54054
880
143