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A290452 as a triangular array

1
10
110
1010
11110
100010
1100110
10101010
111111110
1000000010
11000000110
101000001010
1111000011110

A290452 as a square array

1111111111111
010101010101
01100110011
0100010001
011110000
01010000
0110000
010000
01111
0101
011
01
0
1111111111111
010101010101
01100110011
0100010001
011110000
01010000
0110000
010000
01111
0101
011
01
0