[seqfan] Re: A226809: 28 = 3^1 +5^2 = 3^3+5^0 .
Zak Seidov
zakseidov at mail.ru
Tue Sep 6 08:40:35 CEST 2016
Also,
Are 2^1, 2^2, 2^3, 2^5, and 2^7 the only powers of 2 in A226809?
>Вторник, 6 сентября 2016, 9:22 +03:00 от Zak Seidov via SeqFan <seqfan at list.seqfan.eu>:
>
>
>https://oeis.org/A226809 Numbers of the form 3^j + 5^k, for j and k >= 0.
>
>Is 28 the only number with two representations as 3^j + 5^k, for j and k >= 0?
>
>Worth commenting in A226809?
>--
>Zak Seidov
>
>--
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