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A253586 as a triangular array

0
22
111
6006
88288
777777
3663663
55855855
444444444
183303303318
202052252252020
191919111111191919
241818240060024181824

A253586 as a square array

02168735418201924
210876543201918
1027684351918
68735402124
876543210
76843510
3540216
543210
43510
18201924
201918
1918
24
02168735418201924
210876543201918
1027684351918
68735402124
876543210
76843510
3540216
543210
43510
18201924
201918
1918
24