A071682 Least m such that A060207(m) = n.

0, 1, 2, 3, 4, 5, 7, 10, 13, 16, 20, 24, 28, 32, 37, 42, 47, 52, 57, 62, 68, 73, 79, 85, 91, 97, 103, 109, 116, 122, 129, 135, 142, 148, 155, 162, 169, 176, 183, 190, 197, 204, 211, 218

Offset

2,3

Links

Table of n, a(n) for n=2..45.

Chris K. Caldwell, How Many Primes Are There?

Formula

a(n) = ceiling(log_2(A007097(n-2))).

Crossrefs

Cf. A060207, A007097.

Sequence in context: A094018 A183106 A296610 * A014670 A036034 A280949

Adjacent sequences: A071679 A071680 A071681 * A071683 A071684 A071685

Keyword

more,nonn,less

Author

David Wasserman, May 31 2002

Status

approved