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A088781 A068164 indexed by A000040. 1
5, 1, 2, 13, 3, 18, 4, 23, 8, 26, 5, 31, 6, 35, 36, 38, 7, 42, 8, 197, 47, 48, 9, 53, 54, 56, 31, 60, 10, 63, 11, 216, 51, 69, 71, 73, 12, 76, 34, 79, 13, 82, 14, 86, 88, 89, 15, 93, 35, 96, 36, 98, 16, 100, 102, 103, 37, 107, 17, 110, 18, 257, 38, 116, 119, 121, 19, 124, 57, 126 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..70.

FORMULA

a(n)=k such that A068164(n)=A000040(k).

CROSSREFS

Cf. A068164, A000040.

Sequence in context: A274989 A328199 A289690 * A085608 A258339 A197080

Adjacent sequences:  A088778 A088779 A088780 * A088782 A088783 A088784

KEYWORD

base,easy,nonn

AUTHOR

Ray Chandler, Oct 27 2003

STATUS

approved

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Last modified June 7 01:21 EDT 2020. Contains 334836 sequences. (Running on oeis4.)