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A209773 as a triangular array

1
12
265
2112113
317486734
3259218820689
433154422684619233
444238809175623651829610
554348141138016833788253341597
5684842285736916471253022554915393

A209773 as a square array

1122334455
2611172533445468
5214892154238348484
136718842280914112285
34206684175638017369
896192365683316471
2331829788225302
610533425549
159715393

A209773 as an upper right triangle

1122334455
2611172533445468
5214892154238348484
136718842280914112285
34206684175638017369
896192365683316471
2331829788225302
610533425549
159715393

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Last modified April 25 13:12 EDT 2024. Contains 371969 sequences. (Running on oeis4.)