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A164874 as a triangular array

2
56
111314
23272930
4755596162
95111119123125126
191223239247251253254
383447479495503507509510
76789595999110071015101910211022
15351791191919832015203120392043

A164874 as a square array

25112347951913837671535
61327551112234478951791
1429591192394799591919
30611232474959911983
6212525150310072015
12625350710152031
25450910192039
51010212043
1022

A164874 as an upper right triangle

25112347951913837671535
61327551112234478951791
1429591192394799591919
30611232474959911983
6212525150310072015
12625350710152031
25450910192039
51010212043
1022

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Last modified March 28 09:04 EDT 2024. Contains 371240 sequences. (Running on oeis4.)