

A183987


Ranks of (odd i)+j*r, when all i+j*r are ranked; r=golden ratio (1+sqrt(5))/2), i>=0, j>=0. Complement of A183988.


8



2, 5, 6, 10, 11, 13, 16, 18, 20, 22, 24, 26, 29, 31, 33, 34, 36, 39, 42, 44, 45, 47, 48, 51, 54, 57, 58, 60, 61, 64, 65, 68, 71, 72, 75, 76, 79, 80, 83, 84, 87, 88, 91, 92, 96, 97, 100, 101, 104, 105, 106, 109, 110, 114, 115, 119, 120, 123, 124, 125, 128, 129
(list;
graph;
refs;
listen;
history;
text;
internal format)



OFFSET

1,1


REFERENCES

Mohammad K. Azarian, Problem 123, Missouri Journal of Mathematical Sciences, Vol. 10, No. 3, Fall 1998, p. 176. Solution published in Vol. 12, No. 1, Winter 2000, pp. 6162.


LINKS

Table of n, a(n) for n=1..62.


EXAMPLE

Writing (i,j) for i+r*j, the first 7 in the ranking are
(0,0), (1,0), (0,1), (2,0), (1,1), (3,0), (0,2);
the ranks where i is odd are 2,5,6 and the ranks where
i is even are 1,3,4,7.


CROSSREFS

Cf., A183988, A183989, A183990, A183991, A183992, A183993.
Sequence in context: A004202 A013647 A255068 * A187840 A187904 A179543
Adjacent sequences: A183984 A183985 A183986 * A183988 A183989 A183990


KEYWORD

nonn


AUTHOR

Clark Kimberling, Jan 08 2011


STATUS

approved



