A123507 Lengths of bit runs in A123506.

1, 2, 1, 3, 1, 1, 2, 2, 3, 2, 4, 3, 5, 5, 5, 7, 8

Offset

2,2

Comments

The sequence uses operations based on the second nontrivial Riemann zero: (1/2 + i*t), t = 21.022039639... A123504 and A123505 use the first nontrivial zero.

References

John Derbyshire, Prime Obsession, Bernhard Riemann and the Greatest Unsolved Problem in Mathematics, Plume - a Penguin Group, NY, 2003, pp. 198-199.

Links

Table of n, a(n) for n=2..18.

Formula

Record the numbers of consecutive bit runs of A123506.

Example

a(4) = 3 since A123506 = 0, 1, 1, 0, 1, 1, 1, ...

Crossrefs

Cf. A100060, A102522, A102523, A123504, A123505, A123506.

Sequence in context: A138618 A140583 A237266 * A188804 A122580 A265332

Adjacent sequences: A123504 A123505 A123506 * A123508 A123509 A123510

Keyword

nonn,more

Author

Gary W. Adamson, Oct 01 2006

Status

approved