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A273172 as a triangular array

1
412
84880
6464320448
1286432017922304
51251210247168921611264
1024409640961433661444505653248
16384491528192016384147456180224212992245760
32768245764096016384147456901121064969830401114112
13107213107232768065536655367208963407872131072044564484980736
26214415728645242889175043932161153433613631488157286489128961992294422020096

A273172 as a square array

1486412851210241638432768131072262144
12486464512409649152245761310721572864
80320320102440968192040960327680524288
4481792716814336163841638465536917504
23049216614414745614745665536393216
11264450561802249011272089611534336
53248212992106496340787213631488
24576098304013107201572864
111411244564488912896
498073619922944
22020096

A273172 as an upper right triangle

1486412851210241638432768131072262144
12486464512409649152245761310721572864
80320320102440968192040960327680524288
4481792716814336163841638465536917504
23049216614414745614745665536393216
11264450561802249011272089611534336
53248212992106496340787213631488
24576098304013107201572864
111411244564488912896
498073619922944
22020096

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Last modified April 23 07:42 EDT 2024. Contains 371905 sequences. (Running on oeis4.)