A056731 First differences of A030124.

2, 1, 1, 2, 1, 1, 1, 2, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1

Offset

1,1

Links

Table of n, a(n) for n=1..93.

Crossrefs

Cf. A005228, A030124, A056738.

Sequence in context: A110955 A211983 A173264 * A042974 A235757 A361690

Adjacent sequences: A056728 A056729 A056730 * A056732 A056733 A056734

Keyword

nonn,easy

Author

N. J. A. Sloane, Aug 31 2000

Status

approved