NEW SEQ?
zak seidov
zakseidov at yahoo.com
Sat Mar 18 10:00:09 CET 2006
1. Paul, thanks a lot for Refrs!
2. Yes, my calcs give:
2A. The number of 1's in each row:
2, 3, 6, 13, 30, 71, 170, 409, 986, 2379, 5742,
in an accord with A052937(?)
2B. Sum of terms in each row:
2, 4, 9, 21, 50, 120, 289, 697, 1682, 4060
in an accord with A024537(?)
3. No idea why it's so(?).
4. ATB(=All the best), Zak
--- "Paul D. Hanna" <pauldhanna at juno.com> wrote:
> Zak (and Seqfans),
> Starting with {0,1} as in your example, your
> table appears to be new
> to the OEIS.
> Here are 2 related sequences.
>
> The number of terms in each row appear to be:
> A052937
> 2, 3, 6, 13, 30, 71, 170, 409, 986, 2379, 5742,
> 13861, 33462,
<..........>
>
> Row sums appear to be: A024537
> 1, 2, 4, 9, 21, 50, 120, 289, 697, 1682, 4060, 9801,
<........>
> Zak, do your calculations verify that these
> sequences coincide?
> Paul
>
> On Fri, 17 Mar 2006 20:49:45 -0800 (PST) zak seidov
> <zakseidov at yahoo.com>
> writes:
> > Rows of Binary Sequences
> >
> > We start with any seed sequence
> > (of any length and structure), e.g.:
> > {0,1}
> >
> > and proceed:
> > {0,1,1}
> > {0,1,1,1,0,1}
> > {0,1,1,1,0,1,1,0,1,1,0,1,1}
<................>
> > The rule is
> > "Put in the (binary) sum of neighbors between
> them!":
> > {0,0}=>{0,0,0},{0,1}=>{0,1,0},
> > {1,0}=>{0,1,0},{1,1}=>{1,1,0,1}.
<................>
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