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A207826 as a triangular array

1
23
469
711514
815262135
101833593873
132341741339522
12254889163306543
162853101190275712279
203664117218408381324202123
19397513925647466315639437314
3251901653045608615246717226549
245610717

A207826 as a square array

124781013121620193224
3611151823252836395156
952633414853647590107
142159748910111713916517
3538133163190218256304
73953027408474560
2265573816686
43122324315152
79202639467
123437172
314265
49

A207826 as an upper right triangle

124781013121620193224
3611151823252836395156
952633414853647590107
142159748910111713916517
3538133163190218256304
73953027408474560
2265573816686
43122324315152
79202639467
123437172
314265
49

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Last modified July 30 12:34 EDT 2021. Contains 346359 sequences. (Running on oeis4.)