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A300119 as a triangular array

1
11
121
1221
12321
124421
1254521
12344321
12104541021
1284554821
1210456541021
1210481010841021
1210458

A300119 as a square array

1111111111111
122222222222
123453108101010
1244444444
125455585
123456108
12104510
12848
12104
1210
12
1

A300119 as an upper right triangle

1111111111111
122222222222
123453108101010
1244444444
125455585
123456108
12104510
12848
12104
1210
12
1

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Last modified April 24 14:32 EDT 2024. Contains 371960 sequences. (Running on oeis4.)