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 A179860 #7 Apr 21 2013 10:58:09 %S A179860 1,2,6,636,1592,2574,292656,917042,1108972,1678508,3334890730, %T A179860 3981285760,28567166356,32739591796,83332116034,871263881618, %U A179860 1055495274756 %N A179860 Integer averages of first n noncomposites for some n. %C A179860 A variant of A050248 (primes), A073263 (composites) and A160758 (nonprimes). %F A179860 a(n) = A179861(n) / A179859(n) = A014284(A179859(n)) / A179859(n). %e A179860 Sum of first 7 noncomposites is 42; 42 / 7 = 6 is in the sequence. %Y A179860 Cf. A008578 (noncomposites), A014284 (sum of first n noncomposites). %Y A179860 Cf. A179859, A179861, A158682. %K A179860 nonn,more %O A179860 1,2 %A A179860 _Ray Chandler_, Jul 29 2010 %E A179860 a(16)-a(17) from _Robert Price_, Apr 21 2013