[seqfan] Re: Sum of the a(n) first digits of S is a prime --anillusion?
Eric Angelini
Eric.Angelini at kntv.be
Wed Sep 1 14:52:54 CEST 2010
Paolo, this is a good seq -- please submit at least to SeqFan to see
if they like it! For me, no doubt -- your seq being much more "natural"
than mine!
http://www.cetteadressecomportecinquantesignes.com/SumDigitPrime.htm
Best,
É.
-----Message d'origine-----
De : seqfan-bounces at list.seqfan.eu [mailto:seqfan-bounces at list.seqfan.eu] De la part de Paolo Lava
Envoyé : mercredi 1 septembre 2010 13:00
À : Sequence Fanatics Discussion list
Objet : [seqfan] Re: Sum of the a(n) first digits of S is a prime --anillusion?
Eric,
have you already studied « Smallest integer not yet present in S such that
the sum of the first a(n) terms of S is a prime » ?
I got by hand:
2,1,4,6,3,7,8,10,11,15,12,18,14,16,22,24,19,31,28,20,23,37,36,30,26,34,29,35,42,38,40,32,39,45,52,44,54,46,56,60,43,51,50,64...
Bye
Paolo
2010/8/31 Eric Angelini <Eric.Angelini at kntv.be>
>
> Many thanks, Maximilian and Doug!
> A little sleep and I'll dive into those
> wonderful lists!
> Best,
> E.
>
>
>
>
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