[seqfan] Re: A178000

[Felix Fröhlich]

Oh, I see, I totally misread the definition, then.

But I guess the second comment really makes it clear.

Thanks to both of you for the explanations.

Felix

2018-03-21 0:30 GMT+01:00 Hans Havermann <gladhobo at bell.net>:

> > I don't understand why 29 is a term.
>
> It's the second term, so we want the largest 2-digit prime with the most
> number of digits 2. For primes > 2, 2 can never be the final digit, so our
> candidates here are 21-29; therefore 23 or 29; therefore 29.
>
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