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A208515 as a triangular array

1
12
123
1245
12588
126111513
12714232821
1281732475134
129204270939255
121023539714818116489
12112665128217306346290144
12122978163301

A208515 as a square array

111111111111
22222222222
3456789101112
5811141720232629
815233242536578
1328477097128163
215193148217301
3492181306
55164346
89290
144

A208515 as an upper right triangle

111111111111
22222222222
3456789101112
5811141720232629
815233242536578
1328477097128163
215193148217301
3492181306
55164346
89290
144

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Last modified February 25 08:33 EST 2021. Contains 341606 sequences. (Running on oeis4.)