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A145973 as a triangular array

1
01
201
0401
70601
0180801
2903301001
08605201201
131017907501401
04270316010201601
62509720505013301801

A145973 as a square array

1020702901310625
10401808604270
10603301790972
10805203160
10100750505
101201020
10140133
10160
1018
10
1
1020702901310625
10401808604270
10603301790972
10805203160
10100750505
101201020
10140133
10160
1018
10
1