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A167516 Index of A141468(n) in the isolated nonprimes A014574 or the non-isolated nonprimes A164276. 0
1, 2, 1, 2, 3, 4, 5, 3, 6, 7, 8, 4, 9, 10, 11, 12, 13, 14, 15, 16, 5, 17, 18, 19, 20, 21, 22, 23, 24, 6, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 7, 38, 39, 40, 41, 42, 43, 44, 45, 8, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

A014574 U A164276 = A141468.

LINKS

Table of n, a(n) for n=1..76.

FORMULA

A014574(a(n)-1)=n or A164276(a(n))=n.

CROSSREFS

Cf. A014574, A141468, A164276.

Sequence in context: A071488 A318309 A114733 * A125931 A125932 A175793

Adjacent sequences:  A167513 A167514 A167515 * A167517 A167518 A167519

KEYWORD

nonn

AUTHOR

Juri-Stepan Gerasimov, Nov 05 2009

EXTENSIONS

Corrected definition and formula index - R. J. Mathar, May 30 2010

STATUS

approved

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Last modified May 7 12:56 EDT 2021. Contains 343650 sequences. (Running on oeis4.)