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A143061 as a triangular array

1
12
234
3567
58101112
81316181920
13212629313233
2134424750525354
345568768184868788
5589110123131136139141142143
89144178199212220225228230231

A143061 as a square array

1123581321345589
23581321345589144
461016264268110178
71118294776123199
1219315081131212
20325284136220
335386139225
5487141228
88142230
143231
1123581321345589
23581321345589144
461016264268110178
71118294776123199
1219315081131212
20325284136220
335386139225
5487141228
88142230
143231