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A274293 as a triangular array

1
11
132
1766
115142020
13130507070
16362112182252252
1127126238420672924924
12552544929121584250834323432
1511510100219143498600694381287012870
1102310222024393874361344222880357504862048620

A274293 as a square array

11111111111
1371531631272555111023
261430621262545101022
6205011223849210022024
207018242091219143938
70252672158434987436
2529242508600613442
9243432943822880
34321287035750
1287048620
48620

A274293 as an upper right triangle

11111111111
1371531631272555111023
261430621262545101022
6205011223849210022024
207018242091219143938
70252672158434987436
2529242508600613442
9243432943822880
34321287035750
1287048620
48620

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Last modified March 29 06:57 EDT 2024. Contains 371265 sequences. (Running on oeis4.)