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 A262501 #8 Oct 02 2015 12:05:47 %S A262501 1,2,2,6,12,12,12,12,60,60,60,120,360,120,420,420,840,2520,2520,2520, %T A262501 5040,5040,5040,2520,17640,5040,5040,27720,27720,55440,55440,55440, %U A262501 55440,166320,55440,110880,55440,360360,360360,720720,720720,720720,720720,2162160,720720,1441440,2162160,3603600,2882880,4324320,10810800,4324320,6486480,18018000 %N A262501 First differences of A002182 (highly composite numbers, definition 1). %H A262501 Antti Karttunen, <a href="/A262501/b262501.txt">Table of n, a(n) for n = 1..999</a> (computed from the b-file of A002182 provided by _T. D. Noe_.) %F A262501 a(n) = A002182(n+1) - A002182(n). %o A262501 (Scheme) (define (A262501 n) (- (A002182 (+ 1 n)) (A002182 n))) %Y A262501 Cf. A002182, A261100. %Y A262501 Cf. also A054481 (gives the gcds of successive terms of A002182, from which this sequence differs for the first time at n=25). %K A262501 nonn %O A262501 1,2 %A A262501 _Antti Karttunen_, Sep 24 2015