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A242312 as a triangular array

1
11
121
1331
14641
151151
1662661
17388371
181272181
1993993991
11933933911
121363363121
13349969

A242312 as a square array

1111111111111
123456789123
13616319913
1412823334
156879369
16329939
1713336
189369
1993
111
12
1

A242312 as an upper right triangle

1111111111111
123456789123
13616319913
1412823334
156879369
16329939
1713336
189369
1993
111
12
1

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Last modified March 19 09:40 EDT 2024. Contains 370981 sequences. (Running on oeis4.)