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A204164 as a triangular array

1
11
222
2222
33333
333333
4444444
44444444
555555555
5555555555
66666666666
666666666666
7777777777777
77777777

A204164 as a square array

11223344556677
1223344556677
223344556677
23344556677
3344556677
344556677
44556677
4556677
55667
5667
667
67
7

A204164 as an upper right triangle

11223344556677
1223344556677
223344556677
23344556677
3344556677
344556677
44556677
4556677
55667
5667
667
67
7

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Last modified May 25 16:40 EDT 2020. Contains 334595 sequences. (Running on oeis4.)