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A091355 as a triangular array

1
21
321
5521
79521
111811521
15302211521
2253422411521
308578462411521
4213913890482411521
5621523916494482411521
7733640529817696482411521
10150466952032418096482411521

A091355 as a square array

1235711152230425677101
125918305385139215336504
12511224278138239405669
12511244690164298520
12511244894176324
12511244896180
12511244896
125112448
1251124
12511
125
12
1

A091355 as an upper right triangle

1235711152230425677101
125918305385139215336504
12511224278138239405669
12511244690164298520
12511244894176324
12511244896180
12511244896
125112448
1251124
12511
125
12
1

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Last modified April 18 03:33 EDT 2024. Contains 371767 sequences. (Running on oeis4.)