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A130304 as a triangular array

1
11
011
0011
10011
110011
0110011
00110011
100110011
1100110011
01100110011
001100110011
1001100110011

A130304 as a square array

1100110011001
110011001100
11001100110
1100110011
110011001
11001100
1100110
110011
11001
1100
110
11
1
1100110011001
110011001100
11001100110
1100110011
110011001
11001100
1100110
110011
11001
1100
110
11
1