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A126198 as a triangular array

1
12
134
1578
18131516
11324293132
1214456616364
13481108120125127128
155149208236248253255256
189274401464492504509511512
114450477391297610041016102110231024

A126198 as a square array

11111111111
23581321345589144
4713244481149274504
8152956108208401773
163161120236464912
3263125248492976
641272535041004
1282555091016
2565111021
5121023
1024

A126198 as an upper right triangle

11111111111
23581321345589144
4713244481149274504
8152956108208401773
163161120236464912
3263125248492976
641272535041004
1282555091016
2565111021
5121023
1024

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Last modified August 28 15:13 EDT 2024. Contains 375507 sequences. (Running on oeis4.)