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 A165464 #3 Mar 31 2012 13:21:19 %S A165464 0,0,2,4,2,4,2,0,0,2,2,4,4,4,2,0,0,2,2,4,4,2,0,0,0,0,2,4,4,2,8,10,16, %T A165464 16,4,2,2,10,16,10,8,8,20,20,20,18,18,32,18,10,4,2,4,10,8,2,2,10,10,4, %U A165464 4,4,2,10,16,26,20,10,2,4,10,18,32,32,50,52,52,34,40,58,80,80,106,146 %N A165464 Squared distance between n's location in A163334 array and A163357 array. %C A165464 Equivalently, squared distance between n's location in A163336 array and A163359 array. See example at A166041. %H A165464 A. Karttunen, <a href="/A165464/b165464.txt">Table of n, a(n) for n = 0..65535</a> %F A165464 a(n) = A000290(abs(A163529(n)-A059252(n))) + A000290(abs(A163528(n)-A059253(n))). %o A165464 (MIT Scheme:) (define (A165464 n) (+ (A000290 (abs (- (A163529 n) (A059252 n)))) (A000290 (abs (- (A163528 n) (A059253 n)))))) %Y A165464 Positions of zeros: A165465. See also A165466, A163897, A163900. %K A165464 nonn %O A165464 0,3 %A A165464 _Antti Karttunen_, Oct 06 2009