login
A127972
Number triangle A127969 modulo 2.
1
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.
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
KEYWORD
nonn,tabl
AUTHOR
Paul Barry, Feb 09 2007
STATUS
approved