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A257365 as a triangular array

1
11
121
1431
16841
18161351
11028321961
1124468552671
11464128136863481
116882202962411264391
11811635258459239317653101

A257365 as a square array

11111111111
124681012141618
1381628446488116
14133268128220352
151955136296584
162686241592
1734126393
1843176
1953
110
1

A257365 as an upper right triangle

11111111111
124681012141618
1381628446488116
14133268128220352
151955136296584
162686241592
1734126393
1843176
1953
110
1

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Last modified September 15 03:00 EDT 2024. Contains 375931 sequences. (Running on oeis4.)