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A257626 as a triangular array

1
66
3610836
21614041404216
12961587633696158761296
77761662126424926424921662127776
466561659204107017201927476010701720165920446656
2799361605258016326392448175236048175236016326392416052580279936

A257626 as a square array

16362161296777646656279936
6108140415876166212165920416052580
3614043369664249210701720163263924
2161587664249219274760481752360
129616621210701720481752360
77761659204163263924
4665616052580
279936

A257626 as an upper right triangle

16362161296777646656279936
6108140415876166212165920416052580
3614043369664249210701720163263924
2161587664249219274760481752360
129616621210701720481752360
77761659204163263924
4665616052580
279936

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Last modified June 5 16:15 EDT 2020. Contains 334852 sequences. (Running on oeis4.)