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A131325 as a triangular array

1
21
121
2421
12721
2721021
121621321
21022821621
122824321921
21325826122221
1243210328222521
21621032166210622821
1261220822502

A131325 as a square array

1212121212121
124272102132162
127216228243261
121022825821032
121324321032208
121626121662
12192822250
122221062
12252
1228
12
1

A131325 as an upper right triangle

1212121212121
124272102132162
127216228243261
121022825821032
121324321032208
121626121662
12192822250
122221062
12252
1228
12
1

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Last modified March 29 08:13 EDT 2024. Contains 371265 sequences. (Running on oeis4.)