login
A171083
A "run" means a maximal string of increasing numbers; this sequence has the property that the sequence of run lengths is the sequence itself and all natural numbers appear exactly once.
5
2, 3, 1, 4, 7, 6, 5, 8, 9, 11, 10, 12, 13, 14, 15, 16, 18, 17, 19, 20, 21, 22, 24, 23, 25, 26, 27, 29, 28, 30, 31, 32, 33, 34, 35, 37, 36, 38, 39, 40, 41, 42, 43, 44, 46, 45, 47, 48, 49, 50, 51, 52, 53, 54, 55, 57, 56, 58, 59, 60, 61, 62, 63, 64, 65, 67, 66
OFFSET
1,1
LINKS
Eric Angelini, Runs
E. Angelini, Runs [Cached copy, with permission]
EXAMPLE
Here is the same sequence with stars demarking the runs: 2, 3, * 1, 4, 7, * 6, * 5, 8, 9, 11, * 10, 12, 13, 14, 15, 16, 18, * 17, 19, 20, 21, 22, 24, * 23, 25, 26, 27, 29, * 28, 30, 31, 32, 33, 34, 35, 37, * 36, 38, 39, 40, 41, 42, 43, 44, 46, * 45, 47, 48, 49, 50, 51, 52, 53, 54, 55, 57, * 56, ...
CROSSREFS
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Sep 07 2010, based on a posting to the Sequence Fans Mailing List by Eric Angelini, Aug 23 2010.
EXTENSIONS
a(58)-a(66) from Lars Blomberg, Nov 23 2013
STATUS
approved