A226249 Positions of nonpositive numbers in the ordering of the rational numbers at A226247.

2, 3, 5, 7, 9, 10, 12, 13, 15, 17, 18, 20, 22, 24, 25, 27, 29, 31, 32, 34, 35, 37, 39, 41, 42, 44, 45, 47, 49, 50, 52, 54, 56, 57, 59, 60, 62, 64, 65, 67, 69, 71, 72, 74, 76, 78, 79, 81, 82, 84, 86, 87, 89, 91, 93, 94, 96, 98, 100, 101, 103, 104, 106, 108

Offset

1,1

Comments

The rational numbers are ordered as a sequence S'' described at A226247.

Links

Clark Kimberling, Table of n, a(n) for n = 1..350

Example

The positions 1,2,3,5,6,8,9,11,12,... are read from this ordering:
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: A026277 A201804 A245227 * A076355 A081477 A083033

Adjacent sequences: A226246 A226247 A226248 * A226250 A226251 A226252

Keyword

nonn,easy

Author

Clark Kimberling, Jun 01 2013

Status

approved