A075826: number of letters in n; a(4)=0

zak seidov zakseidov at yahoo.com
Mon Jul 4 13:12:12 CEST 2005


If David's data are OK,
does it mean that a(4)=0 is the only case?
zak 

--- David Wilson <davidwwilson at comcast.net> wrote:

> Yes the initial offset is incorrect, but there is
> more wrong with this 
> sequence,
> particularly, a(3) = 2 and a(18) = 9 are incorrect. 
> Indexed from 0, the 
> sequence
> should start
> 
> -4 -2 -1 -2 0 1 3 2 3 5 7 5 6 5 6 8 9 8 10 11 14 12
> 13 12 14 15 17 16 17
> 19 24 22 23 22 24 25 27 26 27 29 35 33 34 33 35 36
> 38 37 38 40 45 43 44
> 43 45 46 48 47 48 50 55 53 54 53 55 56 58 57 58 60
> 63 61 62 61 63 64 66
> 
> ----- Original Message ----- 
> From: "zak seidov" <zakseidov at yahoo.com>
> To: <seqfan at ext.jussieu.fr>; <perry at globalnet.co.uk>
> Sent: Monday, July 04, 2005 4:02 AM
> Subject: A075826: number of letters in n
> 
> 
> > John, seqfans!
> >
> > Why offset is 0?
> > It'b be 1, because correctly
> > a(4)=0, and a(7)=2.
> >
> > One may wish to prepend
> > a(0)=4:
> > length{"zero"} - 0 = 4 - 0 =4, right?
> > thanks, zak
> >
> > %I A075826
> > %S A075826
> > 2,1,2,0,1,3,2,3,5,7,5,6,5,6,8,9,8,9,11,14,12
> > %V A075826
> > -2,-1,2,0,1,3,2,3,5,7,5,6,5,6,8,9,8,9,11,14,12
> > %N A075826 n minus (number of letters in n).
> > %e A075826 Seven contains 5 letters, therefore
> > a[7]=7-5=2
> > %Y A075826 Sequence in context: A049986 A063574
> > A028933 this_sequence A099505 A053838 A046920
> > %Y A075826 Adjacent sequences: A075823 A075824
> A075825
> > this_sequence A075827 A075828 A075829
> > %K A075826 sign,word,more
> > %O A075826 0,1
> > %A A075826 Jon Perry (perry(AT)globalnet.co.uk),
> Oct
> > 14 2002
> >
> >
> >
> >
> >
> ____________________________________________________
> > Yahoo! Sports
> > Rekindle the Rivalries. Sign up for Fantasy
> Football
> > http://football.fantasysports.yahoo.com 
> 
> 



		
____________________________________________________ 
Yahoo! Sports 
Rekindle the Rivalries. Sign up for Fantasy Football 
http://football.fantasysports.yahoo.com





More information about the SeqFan mailing list