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A128259 as a triangular array

1
21
121
2131
10041
231051
1000061
21310071
121000081
2104100091

A128259 as a square array

1212121212
121030121
13010310
1400104
150001
16000
1700
180
19
1
1212121212
121030121
13010310
1400104
150001
16000
1700
180
19
1