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A204418 as a triangular array

1
01
101
1011
01101
101101
1011011
01101101
101101101
1011011011
01101101101
101101101101
1011011011011
01101101101101

A204418 as a square array

10110110110110
1001001001001
111111111111
10110110110
1001001001
111111111
10110110
1001001
111111
10110
1001
111
10
1
10110110110110
1001001001001
111111111111
10110110110
1001001001
111111111
10110110
1001001
111111
10110
1001
111
10
1