A352569 Parity of A109812.

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

Offset

1

Comments

The definition of A109812 implies that this sequence does not contain two successive 1's. A352570 is a compressed version where each string 1 followed by k 0's has been replaced by the number k. It begins 2, 1, 3, 2, 2, 1, ...

Links

Table of n, a(n) for n=1..118.

Crossrefs

Cf, A109812, A352570.

Sequence in context: A173858 A217586 A359156 * A101266 A260552 A244612

Adjacent sequences: A352566 A352567 A352568 * A352570 A352571 A352572

Keyword

nonn

Author

N. J. A. Sloane, Apr 03 2022

Status

approved