

A219094


n/(b*c), where b/c is the least reduced fraction > 1 using divisors b and c of n.


4



1, 1, 2, 1, 1, 1, 4, 3, 5, 1, 1, 1, 7, 1, 8, 1, 3, 1, 1, 1, 11, 1, 2, 5, 13, 9, 1, 1, 1, 1, 16, 11, 17, 1, 3, 1, 19, 13, 2, 1, 1, 1, 22, 3, 23, 1, 4, 7, 25, 17, 26, 1, 9, 1, 1, 19, 29, 1, 2, 1, 31, 1, 32, 1, 11, 1, 34, 23, 2, 1, 1, 1, 37, 5, 38, 1, 13, 1, 4, 27
(list;
graph;
refs;
listen;
history;
text;
internal format)



OFFSET

2,3


LINKS

Clark Kimberling, Table of n, a(n) for n = 2..10000


EXAMPLE

For n = 2,...,12, the fractions are 2/1, 3/1, 2/1, 5/1, 3/2, 7/1, 2/1, 3/1, 2/1, 11/1, 4/3, so that
A218993 = (2, 3, 2, 5, 3, 7, 2, 3, 2, 11, 4, ... );
A219093 = (1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 3, ... );
A219094 = (1, 1, 2, 1, 1, 1, 4, 3, 5, 1, 1, ... );
A219095 = (6, 12, 15, 18, 20, 21, 24, 28, 30, 35, 36, ... ).


MATHEMATICA

(See A218993.)


CROSSREFS

Cf. A218993, A219093, A219095.
Sequence in context: A321030 A290529 A266349 * A213268 A291118 A245184
Adjacent sequences: A219091 A219092 A219093 * A219095 A219096 A219097


KEYWORD

nonn,easy


AUTHOR

Clark Kimberling, Feb 06 2013


STATUS

approved



