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A127829
Number triangle mod(C(floor(k/2),n-k),2).
2
1, 0, 1, 0, 0, 1, 0, 0, 1, 1, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1
OFFSET
0,1
COMMENTS
Row sums are A127830. Inverse is A127831.
FORMULA
T(n,k)=mod(A124788(n,k),2)
EXAMPLE
Triangle begins
1,
0, 1,
0, 0, 1,
0, 0, 1, 1,
0, 0, 0, 1, 1,
0, 0, 0, 0, 0, 1,
0, 0, 0, 0, 1, 0, 1,
0, 0, 0, 0, 0, 1, 1, 1,
0, 0, 0, 0, 0, 0, 1, 1, 1,
0, 0, 0, 0, 0, 0, 1, 1, 0, 1,
0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1
CROSSREFS
Sequence in context: A371844 A365799 A186518 * A127831 A164364 A198517
KEYWORD
easy,nonn,tabl
AUTHOR
Paul Barry, Feb 01 2007
STATUS
approved