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A152072 as a triangular array

1
21
321
4421
56421
698421
712128421
81618168421
9202724168421
1025363632168421
113048544832168421
12366481726432168421

A152072 as a square array

123456789101112
12469121620253036
1248121827364864
12481624365481
124816324872
1248163264
12481632
124816
1248
124
12
1
123456789101112
12469121620253036
1248121827364864
12481624365481
124816324872
1248163264
12481632
124816
1248
124
12
1