[seqfan] Re: [LIKELY_SPAM] Re: Multiply my (te,rm) by 3

[Eric Angelini]

Catapulté de mon aPhone

> Le 2 janv. 2016 à 16:18, Lars Blomberg <larsl.blomberg at comhem.se> a écrit :
> 
> Hello,
> 
> I find:
> 672.30675 at n=19470529 --> 2016.92025 with 2016 at n=38941059.
> Plus 129 more, the last at n=126417803 after which a storage limit was hit.
> 
> /Lars B
> 
> -----Ursprungligt meddelande-----
> Från: SeqFan [mailto:seqfan-bounces at list.seqfan.eu] För Eric Angelini
> Skickat: den 2 januari 2016 13:25
> Till: Sequence Discussion list <seqfan at list.seqfan.eu>
> Ämne: [seqfan] Multiply my (te,rm) by 3
> 
> Hello SeqFans,
> Does 2016 appear at some point in T below?
> 
> T starts with a(1)=1 and a(2)=2
> We now get the next two terms
> by multiplying 1,2 by 3 ---> 3,6
> 
> T = 1,2,3,6,...
> 
> Accordingly, the next two terms are
> obtained by the multiplication
> 2,3 * 3 ---> 6,9
> 
> T = 1,2,3,6,6,9,...
> 
> And again: 3,6 * 3 ---> 10,8
> 
> T = 1,2,3,6,6,9,10,8,...
> 
> Again: 6,6 * 3 ---> 19,8
> 
> T = 1,2,3,6,6,9,10,8,19,8,...
> 
> Next: 6,9 * 3 ---> 20,7
> 
> T = 1,2,3,6,6,9,10,8,19,8,20,7,...
> 
> Next: 9,10 * 3 ---> 27,3
> 
> T = 1,2,3,6,6,9,10,8,19,8,20,7,27,3,...
> 
> (the last multiplication illustrates
> how to handle the zeroes after a
> comma to extend T)
> 
> Another question: are there other
> starts than a(1)=1 and a(2)=2 that
> might push the seq into a loop?
> 
> Best,
> ... and happy ZOIG to all (as I said on
> Math-Fun too yesterday -- sorry
> for those who are on both lists!-)
> 
> É.
> 
> 
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