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 A333792 #7 Apr 05 2020 18:50:27 %S A333792 0,0,0,0,0,1,0,-1,1,2,0,0,0,5,-3,-5,0,6,0,3,3,6,0,-11,2,9,-12,16,0,-4, %T A333792 0,-18,30,-15,9,-8,0,17,-5,-7,0,16,0,11,-24,45,0,-54,22,-1,-7,19,0, %U A333792 -23,29,-4,-1,28,0,-33,0,29,-24,-49,56,27,0,-38,68,-38,0,-39,0,35,-17,33,0,-6,0,-36,-20,59,0,3,-30,71,-9,-11,0,-37,16 %N A333792 a(1) = 0, then after the first differences of A333793. %H A333792 Antti Karttunen, <a href="/A333792/b333792.txt">Table of n, a(n) for n = 1..16384</a> %H A333792 Antti Karttunen, <a href="/A333792/a333792.txt">Data supplement: n, a(n) computed for n = 1..65537</a> %F A333792 a(1) = 0; and for n > 1, a(n) = A333793(n) - A333793(n-1). %F A333792 a(p) = 0 for all primes p. (May obtain zero values also on some nonprimes). %o A333792 (PARI) A333792(n) = if(1==n,0,A333793(n)-A333793(n-1)); \\ Other code as in A333793. %Y A333792 Cf. A073934, A333793, A333794. %K A333792 sign %O A333792 1,10 %A A333792 _Antti Karttunen_, Apr 05 2020