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A168644 as a triangular array

1
11
1101
112121
11218121
1102020101
112456545121
1146314015463141
1168422435025284161
118108336630630384108181
120135480105012601050555135201

A168644 as a square array

11111111111
1101212101214161820
1121820456384108135
1122065140224336480
110451543506301050
112632526301260
114843841050
116108555
118135
120
1
11111111111
1101212101214161820
1121820456384108135
1122065140224336480
110451543506301050
112632526301260
114843841050
116108555
118135
120
1