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A141658 as a triangular array

2
32
543
7653
11109610
13121191212
17161513161614
1918171518181614
232221192222201822
29282725282826242827
3130292730302826302928

A141658 as a square array

235711131719232931
24610121618222830
359111517212729
3691315192527
10121618222830
121618222830
1416202628
14182426
222830
2729
28
235711131719232931
24610121618222830
359111517212729
3691315192527
10121618222830
121618222830
1416202628
14182426
222830
2729
28