A087849 a(n) = a(a(a(n-1))) + abs(2*a(n-1)-n) starting with 1,1.

1, 1, 2, 1, 4, 3, 2, 5, 2, 7, 4, 5, 4, 7, 2, 13, 10, 4, 12, 8, 9, 5, 14, 6, 15, 5, 18, 9, 12, 10, 13, 7, 20, 11, 14, 10, 19, 5, 30, 27, 17, 15, 14, 18, 10, 28, 11, 27, 9, 33, 23, 13, 28, 4, 48, 58

Offset

1,3

Comments

Undefined beyond the terms given. - Joerg Arndt, Dec 18 2022

Links

Table of n, a(n) for n=1..56.

Crossrefs

Sequence in context: A214918 A328394 A087850 * A075015 A205558 A082494

Adjacent sequences: A087846 A087847 A087848 * A087850 A087851 A087852

Keyword

nonn,less,fini,full

Author

Roger L. Bagula, Oct 08 2003

Extensions

Edited and undefined terms removed by Joerg Arndt, Dec 18 2022

Status

approved