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A193592 as a triangular array

1
11
121
1321
14321
154321
1654321
17654321
187654321
1987654321
110987654321
11110987654321
1121110987654321

A193592 as a square array

1111111111111
123456789101112
1234567891011
12345678910
123456789
12345678
1234567
123456
12345
1234
123
12
1

A193592 as an upper right triangle

1111111111111
123456789101112
1234567891011
12345678910
123456789
12345678
1234567
123456
12345
1234
123
12
1

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Last modified April 19 19:02 EDT 2024. Contains 371798 sequences. (Running on oeis4.)