A127972 Number triangle A127969 modulo 2.

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

Offset

0,1

Comments

Row sums are A127973.

Links

Table of n, a(n) for n=0..71.

Example

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

Crossrefs

Sequence in context: A270885 A353682 A359247 * A103451 A103452 A131219

Adjacent sequences: A127969 A127970 A127971 * A127973 A127974 A127975

Keyword

nonn,tabl

Author

Paul Barry, Feb 09 2007

Status

approved