Greedy Dragons

[Jim Nastos]

On Thu, 26 Sep 2002, Hans Havermann wrote:

> A065186
> 
> Sequence:  
> 1,3,5,2,4,6,8,10,7,9,11,13,15,12,14,16,18,20,17,19,21,23,25,22,24,26,28, 
> 30,27,29,31,33,35,32,34,36,38,40,37,39,41,43,45,42,44,46,48,50,47,49,51, 
> 53,55,52,54,56,58,60,57,59,61,63,65,62,64,66,68,70,67,69,71,73

  There are many ways of defining this sequence. For instance, trivially,

a(1)=1, a(2)=3, a(3)=5, a(4)=2, a(5)=4,
a(n) = a(n-5)+5

  is a very simple recurrence for the sequence.

Jim