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 A379062 #12 Jan 20 2025 17:55:57 %S A379062 1,1,-2,1,2,1,1,-3,1,3,1,1,-4,1,1,1,-2,-1,-1,-1,5,-2,1,1,1,-5,-1,-1, %T A379062 -1,-1,-1,6,-2,1,1,1,-6,-1,-1,-1,-1,-1,7,-2,-1,-1,2,-1,2,1,1,-2,-7,-1, %U A379062 -1,-1,-1,-1,-1,-1,8,-1,-1,-1,2,1,1,1,1,1,1,1,1,-9,2,1,1,1,-2,-1,-1,9,1,1,1,1,1,1,1,1,-10,3,-1,-1,-1,-1,-1,-1,-1,-1,10,1,1,1,1,1,1 %N A379062 First differences of A377091, as in A379061, but take the square root of the magnitude of the difference, keeping the sign. %C A379062 By definition, the first differences of A377091 are positive or negative squares. %H A379062 N. J. A. Sloane, <a href="/A379062/b379062.txt">Table of n, a(n) for n = 0..19999</a> %t A379062 (* A377091list is defined at A377091 *) %t A379062 Map[Sign[#]*Sqrt[Abs[#]] &, Differences[A377091list[100]]] (* _Paolo Xausa_, Jan 20 2025 *) %Y A379062 Cf. A377091, A379061. %K A379062 sign %O A379062 0,3 %A A379062 _N. J. A. Sloane_, Dec 27 2024