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A288535 as a triangular array

1
23
243
2143
24683
246543
24181087
246861543
246810125143
24611071810415
2468101214241583
2468101282165415
246

A288535 as a square array

1222222222222
341444444444
34661666666
385888188
3410610101010
38151271212
74518148
314102421
34156
1585
34
15

A288535 as an upper right triangle

1222222222222
341444444444
34661666666
385888188
3410610101010
38151271212
74518148
314102421
34156
1585
34
15

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Last modified April 19 21:09 EDT 2024. Contains 371798 sequences. (Running on oeis4.)