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A112857 as a triangular array

1
11
131
1751
1151771
131493191
16312911149111
112732135120971131
1255769102376935197151
15111793281525611471545127171
1102340977423793755032561799161191

A112857 as a square array

11111111111
1371531631272555111023
15174912932176917934097
1731111351102328157423
194920976925617937
1117135114715503
113975452561
115127799
117161
119
1

A112857 as an upper right triangle

11111111111
1371531631272555111023
15174912932176917934097
1731111351102328157423
194920976925617937
1117135114715503
113975452561
115127799
117161
119
1

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Last modified March 28 22:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)