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A098802 as a triangular array

1
11
121
1331
12321
155551
1355531
17777771
127777721
1337777331
15557775551
1111111111111111111111
1311111111111111111131

A098802 as a square array

1111111111111
1232537235113
1335577351111
125577751111
15577771111
1377771111
177771111
12351111
1351111
151111
11111
13
1
1111111111111
1232537235113
1335577351111
125577751111
15577771111
1377771111
177771111
12351111
1351111
151111
11111
13
1