The OEIS is looking to hire part-time people to help edit core sequences, upload scanned documents, process citations, fix broken links, etc. - Neil Sloane, firstname.lastname@example.org
a(a(n))=n: a self-inverse permutation with A010051(a(n)+n)=1. - Reinhard Zumkeller, Nov 25 2004
Table of n, a(n) for n=1..72.
Index entries for sequences that are permutations of the natural numbers
Sequence in context: A282665 A232805 A073672 * A035552 A114862 A064579
Adjacent sequences: A071062 A071063 A071064 * A071066 A071067 A071068
Benoit Cloitre, May 26 2002
Corrected and extended by Lior Manor May 27 2002