# [seqfan] Re: seqs whose |differences| are 1,2,3,4,...

franktaw at netscape.net franktaw at netscape.net
Fri Mar 12 22:23:40 CET 2010

```Right, I was looking at that when I made my comment.  It says it's a
variant of Recaman's sequence, and shows the similar computation, but
it doesn't explicitly show the relationship I mentioned.

I have now submitted this as a new formula.

-----Original Message-----
From: N. J. A. Sloane <njas at research.att.com>

Franklin said:

> it might be good to add a comment/formula to A063733 noting
the exact relationship to Recaman's sequence: a(n+1) = A005132(n)+1.

%N A063733 A variant of Recaman's sequence: a(0)=1, a(n) = a(n-1)-(n-1)
if
positive and ne\
w, else a(n) = a(n-1)+(n-1).
%H A063733 R. Zumkeller, <a href="b063733.txt">Table of n, a(n) for n =
0..10000</a>
%H A063733 <a href="Sindx_Rea.html#Recaman">Index entries for sequences
related
to Recaman\
's sequence</a>
%Y A063733 See A005132, which is the main entry for this sequence.
A063753 = 1 +
A005132. \
A row of A066201. Also a row of A066202.