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A164306 as a triangular array

1
11
121
1131
12341
111251
1234561
11315371
121452781
1132137491
123456789101
1111517235111
1234567891011121

A164306 as a square array

1111111111111
121212121212
13313313313
1424142414
155551555
16323616
1777777
184828
19939
110510
11111
112
1
1111111111111
121212121212
13313313313
1424142414
155551555
16323616
1777777
184828
19939
110510
11111
112
1