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.

A086334 Number of highly composite numbers having n distinct prime factors.

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%I A086334 #19 Sep 30 2018 03:14:32
%S A086334 1,2,5,6,12,11,16,14,19,21,15,23,18,17,22,20,30,23,31,25,28,33,27,28,
%T A086334 36,27,33,35,33,36,46,37,47,36,38,36,48,43,37,43,39,40,45,36,37,36,47,
%U A086334 46,43,43,48,43,44,47,58,52,50,51,57,50,51,56,66,67,66,67,94,76,98,74,70,71,71
%N A086334 Number of highly composite numbers having n distinct prime factors.
%H A086334 T. D. Noe, <a href="/A086334/b086334.txt">Table of n, a(n) for n = 0..4000</a> (using data from Flammenkamp)
%H A086334 A. Flammenkamp, <a href="http://wwwhomes.uni-bielefeld.de/achim/highly.txt">First 1200 highly composite numbers</a>
%e A086334 a(0) = 1 because there is 1 highly composite number that has no prime factors; a(9) = 21 because there are 21 highly composite numbers that have 9 distinct prime factors.
%Y A086334 Cf. A002182.
%K A086334 nonn,look
%O A086334 0,2
%A A086334 _Lekraj Beedassy_, Sep 01 2003
%E A086334 Corrected and extended by _Graeme McRae_, Apr 30 2006