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A300260 as a triangular array

1
11
121
1331
14841
15131351
1620342061
172968682971
18391211901213981
19501974414411975091
11064299907138490729964101

A300260 as a square array

11111111111
12345678910
138132029395064
14133468121197299
152068190441907
16291214411384
1739197907
1850299
1964
110
1

A300260 as an upper right triangle

11111111111
12345678910
138132029395064
14133468121197299
152068190441907
16291214411384
1739197907
1850299
1964
110
1

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Last modified April 24 04:00 EDT 2019. Contains 322406 sequences. (Running on oeis4.)