Near Integers

Artur grafix at csl.pl
Thu Jan 4 22:17:28 CET 2007


Dear Max,
I was take these title from Ribenboim book 2.2.4
ARTUR

Dnia 04-01-2007 o 22:08:11 Max A. <maxale at gmail.com> napisał(a):

> On 1/4/07, N. J. A. Sloane <njas at research.att.com> wrote:
>
>> Also, just to make things more difficult, Artur submitted several pairs
>> of sequences with the same A-numbers, for example:
>> %I A127030
>> %S A127030 0, 1, 2, 4, 5, 7, 9, 11, 13, 15, 18, 20, 22
>> %N A127030 Maximal value of power m such that 3^m divided n! (3^m <  
>> n!)
>
> I think the name of this and other similar sequences (A127032,
> A127033, A127034, A127035, A127036, A127037, A127039) is confusing. It
> has nothing to do with the division (but rather with taking a
> logarithm), and it should be renamed to
> "Maximal value of power m such that 3^m < n!"
> with a formula
> a(n) = floor( log(n!) / log(3) ).
>
> Max







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