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A127831 as a triangular array

1
01
001
00-11
001-11
000001
00-11-101
001-11-1-11
0000010-11
0000010-101
00-11-111-1001

A127831 as a square array

10000000000
1000000000
1-110-1100-1
1-101-1001
10-1100-1
10-1111
1-1001
1-1-1-1
100
10
1

A127831 as an upper right triangle

10000000000
1000000000
1-110-1100-1
1-101-1001
10-1100-1
10-1111
1-1001
1-1-1-1
100
10
1

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Last modified February 20 04:41 EST 2020. Contains 332063 sequences. (Running on oeis4.)