A127970 Number triangle A127967 modulo 2.

1, 1, 1, 1, 0, 1, 1, 0, 0, 1, 1, 0, 1, 0, 1, 1, 0, 0, 0, 1, 1, 1, 0, 1, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1, 0, 1, 0, 1, 0, 0, 0, 1, 1, 0, 0, 0, 1, 0, 0, 0, 1, 1, 1, 0, 1, 0, 0, 0, 1, 0

Offset: 0

Author

Paul Barry, Feb 09 2007

Keywords

• nonn
• tabl

Comments

Row sums are A127971.

Examples

			Triangle begins
1,
1, 1,
1, 0, 1,
1, 0, 0, 1,
1, 0, 1, 0, 1,
1, 0, 0, 0, 1, 1,
1, 0, 1, 0, 0, 0, 1,
1, 0, 0, 0, 0, 0, 0, 1,
1, 0, 1, 0, 1, 0, 0, 0, 1,
1, 0, 0, 0, 1, 0, 0, 0, 1, 1,
1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 1,
1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1,
1, 0, 1, 0, 1, 0, 0, 0, 0, 0, 1, 0, 1