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A128966 as a triangular array

0
11
121
1441
161061
18202081
110345034101
1125210410452121
1147419025819074141
116100316552552316100161
118130490105813621058490130181
120164

A128966 as a square array

011111111111
12468101214161820
141020345274100130164
162050104190316490
18341042585521058
110521905521362
112743161058
114100490
116130
118
1
011111111111
12468101214161820
141020345274100130164
162050104190316490
18341042585521058
110521905521362
112743161058
114100490
116130
118
1