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A130070 as a triangular array

2
12
302
4102
90002
731002
15000002
124010002
1803000002
17900100002

A130070 as a square array

21349715121817
201030409
20010030
2000100
200001
20000
2000
200
20
2

A130070 as an upper right triangle

21349715121817
201030409
20010030
2000100
200001
20000
2000
200
20
2

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Last modified April 25 09:18 EDT 2024. Contains 371967 sequences. (Running on oeis4.)