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A086963 a(A086957(n))=A086959(n), a(A086958(n))=A086958(n), a(A086959(n))=A086957(n), see A086956. 9
3, 2, 1, 8, 25, 6, 21, 4, 15, 10, 33, 12, 39, 14, 9, 24, 51, 36, 57, 20, 7, 22, 69, 16, 5, 26, 54, 56, 87, 30, 93, 48, 11, 34, 280, 18, 111, 38, 13, 40, 123, 42, 129, 88, 45, 46, 141, 32, 343, 70, 17, 104, 159, 27, 275, 28, 19, 58, 177, 60, 183, 62, 168, 112, 325 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

A self-inverse permutation of natural numbers: a(a(n))=n;

a(n) = A086962(A086963(n)) = A086963(A086962(n)).

LINKS

Table of n, a(n) for n=1..65.

Index entries for sequences that are permutations of the natural numbers

CROSSREFS

Cf. A086572, A086571.

Sequence in context: A101413 A101908 A290310 * A079749 A156647 A183154

Adjacent sequences:  A086960 A086961 A086962 * A086964 A086965 A086966

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller, Jul 25 2003

STATUS

approved

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Last modified January 17 18:42 EST 2019. Contains 319251 sequences. (Running on oeis4.)