A178784 - OEIS

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A178784

Let d be the vector of divisors of 100 sorted from largest to smallest, i.e., [100,50,25,20,10,5,4,2,1]. Then a(n) = 100/d(n) - 1.

0

0, 1, 3, 4, 9, 19, 24, 49, 99

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,3

LINKS

Table of n, a(n) for n=1..9.

FORMULA

a(n) = 100/A018283(10-n) - 1.

a(n) = A018283(n) - 1. - Ross La Haye, Jun 17 2010

MATHEMATICA

Map[(100/# - 1)&, Sort[Divisors[100], Greater]]

Map[(#-1)&, Divisors[100]] (* Ross La Haye, Jun 17 2010 *)

100/Reverse[Divisors[100]]-1 (* Harvey P. Dale, Jan 14 2015 *)

CROSSREFS

Sequence in context: A304257 A217492 A374965 * A192288 A028344 A219680

Adjacent sequences: A178781 A178782 A178783 * A178785 A178786 A178787

KEYWORD

nonn,fini,full,easy

AUTHOR

Ross La Haye, Jun 13 2010

STATUS

approved