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A210740 as a triangular array

1
22
265
271813
27255334
27268615489
272696286443233
2726973489261264610
2726973611234293535821597
272697362133442809143100924181
27269736213504875

A210740 as a square array

12222222222
2677777777
51825262626262626
1353869697979797
34154286348361362362
89443926123413341350
2331264293542804875
61035829143
159710092
4181

A210740 as an upper right triangle

12222222222
2677777777
51825262626262626
1353869697979797
34154286348361362362
89443926123413341350
2331264293542804875
61035829143
159710092
4181

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Last modified April 19 15:34 EDT 2024. Contains 371794 sequences. (Running on oeis4.)