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A098313 Inverse of A098311. 4
1, 2, 3, 5, 4, 7, 6, 8, 9, 11, 10, 12, 13, 17, 15, 18, 14, 19, 16, 20, 21, 25, 22, 26, 23, 27, 28, 29, 24, 31, 30, 32, 33, 41, 35, 43, 34, 42, 36, 44, 37, 45, 38, 46, 47, 48, 39, 59, 40, 55, 49, 56, 50, 60, 51, 65, 53, 66, 52, 67, 54, 68, 63, 69, 57, 70, 58, 71, 64, 72, 61, 73 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

a(A098311(n)) = A098311(a(n)) = n;

A098314(n) = a(a(n)).

LINKS

Reinhard Zumkeller, Table of n, a(n) for n = 1..10000

Index entries for sequences that are permutations of the natural numbers

PROG

(Haskell)

import Data.List (elemIndex); import Data.Maybe (fromJust)

a098313 = (+ 1) . fromJust . (`elemIndex` a098311_list)

-- Reinhard Zumkeller, Oct 11 2014

CROSSREFS

Sequence in context: A057756 A160051 A082746 * A098311 A230086 A227082

Adjacent sequences:  A098310 A098311 A098312 * A098314 A098315 A098316

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller, Sep 02 2004

STATUS

approved

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Last modified January 22 04:27 EST 2020. Contains 331133 sequences. (Running on oeis4.)