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A286657 as a triangular array

1
12
322
1466
32246
124242
54248414
3104246126
11066414686
5424242418148
31026610642610
14620614426426
98646

A286657 as a square array

1131315315319
224224101041048
26242462266
64242646204
648442666
2461441014
141262464
681842
61426
864
102
6
1131315315319
224224101041048
26242462266
64242646204
648442666
2461441014
141262464
681842
61426
864
102
6

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Last modified September 18 21:47 EDT 2024. Contains 376002 sequences. (Running on oeis4.)