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A137629 as a triangular array

1
21
401
7201
112001
1842001
26420001
399220001
5594200001
791642200001
10618622000001
150299422000001

A137629 as a square array

1247111826395579106150
10224499161829
1002224469
100022224
10000222
1000002
100000
10000
1000
100
10
1

A137629 as an upper right triangle

1247111826395579106150
10224499161829
1002224469
100022224
10000222
1000002
100000
10000
1000
100
10
1

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Last modified March 28 14:38 EDT 2024. Contains 371254 sequences. (Running on oeis4.)