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.

A048255 Integers whose sum of divisors is 6^5 = 7776.

This page as a plain text file.
%I A048255 #13 May 13 2018 14:51:24
%S A048255 3210,3498,3710,3882,3910,4310,4922,4982,5182,5457,5885,6035,6095,
%T A048255 6307,6797,7117,7327,7597
%N A048255 Integers whose sum of divisors is 6^5 = 7776.
%C A048255 Sequence has A048253(5)=18 terms from A048251(5)=3210 to A048252(5)=7597. - _Ray Chandler_
%F A048255 A048255 = { n | A000203(n)=6^5 }. - _M. F. Hasler_, Dec 09 2009
%e A048255 Divisors of 7597 are {1,71,107,7597}, whose sum is 7776, so 7597 is in the sequence.
%t A048255 Select[Range[7600],DivisorSigma[1,#]==7776&] (* _Harvey P. Dale_, Jun 04 2016 *)
%o A048255 (PARI) for(i=1,t=6^5, sigma(i)==t & print1(i",")) \\ _M. F. Hasler_, Dec 09 2009
%Y A048255 Cf. A006532, A020477, A019422, A019423, A018427, A048251-A048256.
%K A048255 nonn,fini,full
%O A048255 1,1
%A A048255 _Labos Elemer_
%E A048255 Minor edits, keywords added, and values checked with given PARI code by _M. F. Hasler_, Dec 09 2009