A180078 - OEIS

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A180078

A180076(A180076(n)).

3

0, 1, 7, 4, 5, 2, 25, 3, 37, 16, 20, 10, 11, 8, 43, 19, 22, 55, 241, 6, 73, 18, 69, 9, 100, 34, 124, 28, 23, 17, 47, 97, 77, 40, 72, 109, 190, 52, 214, 24, 88, 46, 259, 13, 481, 36, 42, 61, 49, 12, 106, 105, 160, 182, 148, 415, 64, 68, 14, 223, 50, 394, 32, 115, 26, 181, 48

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OFFSET

0,3

COMMENTS

Permutation of the natural numbers with inverse A180079;

a(A180077(n)) = A180077(a(n)) = A180076(n).

LINKS

Table of n, a(n) for n=0..66.

Index entries for sequences that are permutations of the natural numbers

CROSSREFS

Sequence in context: A019810 A371802 A011475 * A019685 A208899 A087491

Adjacent sequences: A180075 A180076 A180077 * A180079 A180080 A180081

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller, Aug 14 2010

STATUS

approved