A144093 Parity array of a matrix of Hankel transforms related to C(n,floor(n/2))

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

Offset

0,1

Comments

Row sums appear to be A061338(n+1).

Links

Table of n, a(n) for n=0..92.

Formula

T(n,k)=mod(A144092(n,k),2).

Example

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

Crossrefs

Sequence in context: A030317 A077009 A078556 * A143200 A166282 A047999

Adjacent sequences: A144090 A144091 A144092 * A144094 A144095 A144096

Keyword

easy,nonn,tabl

Author

Paul Barry, Sep 10 2008

Status

approved