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A135223 as a triangular array

1
32
623
10234
152345
2123456
28234567
362345678
4523456789
552345678910
66234567891011
7823456789101112
912345678910111213

A135223 as a square array

13610152128364555667891
222222222222
33333333333
4444444444
555555555
66666666
7777777
888888
99999
10101010
111111
1212
13

A135223 as an upper right triangle

13610152128364555667891
222222222222
33333333333
4444444444
555555555
66666666
7777777
888888
99999
10101010
111111
1212
13

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Last modified September 14 18:34 EDT 2024. Contains 375929 sequences. (Running on oeis4.)