A107897 - OEIS

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A107897

Position of n in A107896.

1, 2, 4, 3, 5, 6, 8, 7, 9, 10, 11, 12, 15, 13, 17, 14, 16, 18, 19, 20, 21, 23, 22, 24, 25, 28, 26, 32, 27, 33, 29, 30, 34, 36, 35, 31, 38, 37, 39, 46, 40, 41, 44, 42, 45, 47, 51, 49, 43, 53, 50, 58, 52, 56, 55, 62, 48, 61, 67, 54, 60, 57, 70, 64, 59, 65, 66, 69, 63, 71, 74, 83

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OFFSET

1,2

COMMENTS

A107897(n)=pi(A073653(n)). Is A107896 a permutation of natural numbers?

LINKS

Table of n, a(n) for n=1..72.

FORMULA

a(n)=pi(A073653(n))

CROSSREFS

Cf. A073653, A107896.

Sequence in context: A111269 A275657 A107896 * A133256 A338500 A259570

Adjacent sequences: A107894 A107895 A107896 * A107898 A107899 A107900

KEYWORD

nonn

AUTHOR

Zak Seidov, May 26 2005

STATUS

approved