cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A330481 Earliest start of a run of n numbers divisible by a fifth power larger than one.

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%I A330481 #17 Dec 19 2019 05:57:55
%S A330481 32,1215,2590623,2146909373,105636978090621,3269698976575137500
%N A330481 Earliest start of a run of n numbers divisible by a fifth power larger than one.
%C A330481 De Koninck's book gives probable a(6) = 3269698976575137500.
%C A330481 a(7) <= 745436945776920355709374. - _Giovanni Resta_, Dec 19 2019
%D A330481 J.-M. De Koninck, Those Fascinating Numbers, Entry 242, p. 63, Amer. Math. Soc., 2009.
%H A330481 Jean-Marie De Koninck, <a href="https://bookstore.ams.org/mbk-64/83">Those Fascinating Numbers</a>, Amer. Math. Soc., (2009), page 63.
%e A330481 1215 is divisible by 3^5 and 1216 is divisible by 2^5. This is the smallest number with this property, so a(2)=1215.
%Y A330481 Cf. A000584, A045882, A271443, A330480, A330482, A330486, A330483, A330484, A330485, A088080.
%K A330481 nonn,hard,more
%O A330481 1,1
%A A330481 _Jud McCranie_, Dec 15 2019
%E A330481 a(6) from _Giovanni Resta_, Dec 19 2019