A086964 a(A086957(n))=A086958(n), a(A086958(n))=A086957(n), a(A086959(n))=A086959(n), see A086956.

2, 1, 3, 6, 10, 4, 14, 8, 12, 5, 22, 9, 26, 7, 15, 20, 34, 30, 38, 16, 21, 11, 46, 24, 25, 13, 45, 42, 58, 18, 62, 40, 33, 17, 245, 36, 74, 19, 39, 32, 82, 28, 86, 66, 27, 23, 94, 48, 98, 60, 51, 78, 106, 54, 110, 56, 57, 29, 118, 50, 122, 31, 147, 80, 130, 44, 134

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..67.

Index entries for sequences that are permutations of the natural numbers

Crossrefs

Cf. A086572, A086571.

Sequence in context: A294284 A295678 A057925 * A076242 A066203 A329101

Adjacent sequences: A086961 A086962 A086963 * A086965 A086966 A086967

Keyword

nonn

Author

Reinhard Zumkeller, Jul 25 2003

Status

approved