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A222438 as a triangular array

2
23
234
2345
23458
2345912
234591418
23459142126
2345914213440
234591421355460
23459142135568690
234591421355689137134
234591421355689144

A222438 as a square array

2222222222222
333333333333
44444444444
5555555555
899999999
1214141414141414
18212121212121
263435353535
4054565656
60868989
90137144
134

A222438 as an upper right triangle

2222222222222
333333333333
44444444444
5555555555
899999999
1214141414141414
18212121212121
263435353535
4054565656
60868989
90137144
134

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Last modified September 11 06:30 EDT 2024. Contains 375814 sequences. (Running on oeis4.)