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A193515 as a triangular array

1
11
112
1133
11454
115776
116910139
1171113222313
118131633433719
11915194669736328
111017226110112113910941
111119257813918125326818360
1112

A193515 as a square array

1111111111111
111111111111
23456789101112
35791113151719
47101316192225
6132233466178
9234369101139
133773121181
1963139253
28109268
41183
60

A193515 as an upper right triangle

1111111111111
111111111111
23456789101112
35791113151719
47101316192225
6132233466178
9234369101139
133773121181
1963139253
28109268
41183
60

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Last modified May 17 19:26 EDT 2021. Contains 343988 sequences. (Running on oeis4.)