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A098312 A098311(A098311(n)). 2
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 18, 17, 19, 16, 20, 21, 25, 22, 28, 23, 29, 24, 26, 27, 30, 31, 32, 33, 41, 35, 47, 34, 36, 45, 51, 37, 43, 39, 49, 38, 40, 42, 44, 55, 57, 50, 48, 65, 71, 53, 59, 56, 60, 46, 61, 68, 72, 63, 64, 52, 67, 54, 73, 69, 58, 62, 66 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

COMMENTS

Permutation of the natural numbers with inverse A098314:

a(A098314(n)) = A098314(a(n)) = n;

a(A098313(n)) = A098313(a(n)) = A098311(n).

LINKS

Index entries for sequences that are permutations of the natural numbers

CROSSREFS

Sequence in context: A029730 A048327 A048340 * A046039 A023784 A028823

Adjacent sequences:  A098309 A098310 A098311 * A098313 A098314 A098315

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Sep 02 2004

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Last modified February 16 15:55 EST 2012. Contains 205933 sequences.