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 A277699 #9 Nov 05 2016 07:24:28 %S A277699 1,4,9,16,57,36,49,64,209,228,217,144,233,196,225,256,801,836,809,912, %T A277699 793,868,785,576,1009,932,1017,784,969,900,961,1024,3137,3204,3145, %U A277699 3344,3193,3236,3185,3648,3217,3172,3225,3472,3241,3140,3233,2304,3937,4036,3945,3728,3929,4068,3921 %N A277699 Main diagonal of A277320: a(n) = A048720(n, A065621(n)). %H A277699 Antti Karttunen, <a href="/A277699/b277699.txt">Table of n, a(n) for n = 1..8192</a> %H A277699 <a href="/index/Bi#binary">Index entries for sequences related to binary expansion of n</a> %H A277699 <a href="/index/Ge#GF2X">Index entries for sequences operating on polynomials in ring GF(2)[X]</a> %F A277699 a(n) = A277320(n,n) = A048720(n, A065621(n)). %F A277699 For n > 1, a(A023758(n)) = A000290(A023758(n)). %o A277699 (Scheme) (define (A277699 n) (A277320bi n n)) ;; Code for A277320bi given in A277320. %Y A277699 Cf. A000290, A023758, A048720, A065621, A277320. %Y A277699 Cf. A277704, A277706 (the positions of squares/nonsquares in this sequence). %Y A277699 Cf. A277805 (nonsquares in the order of appearance). %K A277699 nonn,base %O A277699 1,2 %A A277699 _Antti Karttunen_, Nov 01 2016