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A212943 as a triangular array

1
11
171
1181371
11031190191751
1101650164703413314897811
11527473231005848475125093066711066977133671
1323836301892874494385894752311221188001801439905901320396041141971
1

A212943 as a square array

111111111
1718110311101650115274732332383630189
137901964703411005848475128744943858947
1175331489250930667152311221188001
178110669771801439905901
13367320396041
114197
1
111111111
1718110311101650115274732332383630189
137901964703411005848475128744943858947
1175331489250930667152311221188001
178110669771801439905901
13367320396041
114197
1