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A143538 as a triangular array

0
01
011
0110
01101
011010
0110101
01101010
011010100
0110101000
01101010001

A143538 as a square array

00000000000
1111111111
111111111
00000000
1111111
000000
11111
0000
000
00
1
00000000000
1111111111
111111111
00000000
1111111
000000
11111
0000
000
00
1