A119476 a(1)=1, a(n)=a((n+1)/2)+1 if n is odd, a(n)=a(n/2)+2 if n is even.

1, 3, 4, 5, 5, 6, 6, 7, 6, 7, 7, 8, 7, 8, 8, 9, 7, 8, 8, 9, 8, 9, 9, 10, 8, 9, 9, 10, 9, 10, 10, 11, 8, 9, 9, 10, 9, 10, 10, 11, 9, 10, 10, 11, 10, 11, 11, 12, 9, 10, 10, 11, 10, 11, 11, 12, 10, 11, 11, 12, 11, 12, 12, 13, 9, 10, 10, 11, 10, 11, 11, 12, 10, 11, 11, 12, 11, 12, 12, 13, 10, 11

Offset

1,2

Links

Table of n, a(n) for n=1..82.

Mathematica

a[1]=1; a[n_]:=a[n]=If[OddQ[n], a[(n+1)/2]+1, a[n/2]+2]; Table[a[n], {n, 300}]

Crossrefs

Cf. A119477.

Sequence in context: A130234 A108852 A179413 * A358700 A307136 A339362

Adjacent sequences: A119473 A119474 A119475 * A119477 A119478 A119479

Keyword

nonn

Author

Zak Seidov, May 22 2006

Status

approved