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A226248
Numerators of rational numbers as generated by the rules: 0 is in S; if x is in S, then x+1 is in S, and if nonzero x is in S, then -1/x are in S.
3
0, 1, 2, -1, 3, -1, 4, -1, 1, 5, -1, 2, 3, -2, 6, -1, 3, 5, -3, 5, -2, 7, -1, 4, 7, -4, 8, -3, 7, -2, 1, 8, -1, 5, 9, -5, 11, -4, 11, -3, 2, 9, -2, 3, 4, -3, 9, -1, 6, 11, -6, 14, -5, 15, -4, 3, 14, -3, 5, 7, -5, 11, -2, 5, 8, -5, 7, -3, 10, -1, 7, 13, -7
OFFSET
1,3
COMMENTS
The rational numbers are ordered as a sequence S'' described at A226247.
LINKS
EXAMPLE
The denominators and numerators are read from S'':
0/1, 1/1, 2/1, -1/1, 3, -1/2, 4/1, -1/3, 1/2, 5, -1/4, 2/3, 3/2, -2, ...
MATHEMATICA
(See A226247.)
CROSSREFS
Cf. A226247.
Sequence in context: A123539 A142593 A360285 * A102547 A305556 A177812
KEYWORD
sign,easy
AUTHOR
Clark Kimberling, Jun 01 2013
STATUS
approved