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.
%I A086488 #4 Dec 05 2013 19:56:19 %S A086488 1,0,3,34,91,1430,12441,125970,3095547,67083870,1560337779, %T A086488 42483256530,1278362451795,50174604862382,3146934482482791, %U A086488 109416477603465890,4497598794363331965,327313882010942897070,14916466618879283766165 %N A086488 A086487(n)/S where S is the sum of the prime divisors. %F A086488 a(n) = A086487(n)/A008472(A086487(n)). - _David Wasserman_, Mar 09 2005 %e A086488 a(3) = 3. A086487(3) = 30 /(2+3+5) = 3. %Y A086488 Cf. A086486, A086487. %K A086488 nonn %O A086488 1,3 %A A086488 _Amarnath Murthy_, Jul 28 2003 %E A086488 More terms from _David Wasserman_, Mar 09 2005