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A054483 Numerator of lowest terms fraction from division of a highly composite number (1) by its predecessor. 3
2, 2, 3, 2, 2, 3, 4, 5, 2, 3, 4, 3, 2, 7, 3, 4, 3, 2, 3, 4, 3, 4, 5, 11, 18, 10, 11, 3, 4, 3, 4, 5, 6, 3, 10, 6, 13, 3, 4, 3, 4, 5, 6, 3, 10, 6, 5, 4, 6, 5, 3, 17, 20, 17, 6, 3, 10, 6, 5, 4, 6, 5, 3, 19, 20, 3, 19, 3, 20, 19, 6, 5, 4, 6, 5, 3, 4, 3, 4, 3, 7, 46, 105, 23, 28, 46, 105, 23, 3, 28, 23, 3 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,1

COMMENTS

Successive fractions are 2/1,2/1,3/2,2/1,2/1,3/2,4/3,5/4,2/1,3/2,4/3,3/2,2/1 a(n) is frequently A054482(n)+1, though not for example for n=26

LINKS

Table of n, a(n) for n=2..93.

FORMULA

a(n) = A002182(n)/A054481(n)

EXAMPLE

a(7)=3 since A002182(7)=36, A002182(6)=24 and 36/24=3/2 in lowest terms.

CROSSREFS

Cf. A002182, A054482.

Sequence in context: A182093 A254618 A268672 * A258568 A108939 A138143

Adjacent sequences:  A054480 A054481 A054482 * A054484 A054485 A054486

KEYWORD

easy,nonn,frac

AUTHOR

Henry Bottomley, Mar 31 2000

EXTENSIONS

More terms from Jud McCranie, Jun 11 2005

STATUS

approved

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Last modified May 20 12:33 EDT 2019. Contains 323422 sequences. (Running on oeis4.)