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 A018112 #14 Jul 08 2025 06:26:19 %S A018112 1,2,5,11,23,50,110,242,529,1158,2537,5556,12167,26645,58351,127785, %T A018112 279841,612835,1342070,2939052,6436343,14095197,30867617,67598188, %U A018112 148035889,324189523,709955183,1554758333 %N A018112 Powers of fourth root of 23 rounded to nearest integer. %H A018112 Harvey P. Dale, <a href="/A018112/b018112.txt">Table of n, a(n) for n = 0..1000</a> %t A018112 Floor[#+1/2]&/@((Power[23, (4)^-1])^Range[0,30]) (* _Harvey P. Dale_, Apr 24 2011 *) %t A018112 Round[Surd[23,4]^Range[0,30]] (* _Harvey P. Dale_, Feb 08 2025 *) %K A018112 nonn %O A018112 0,2 %A A018112 _N. J. A. Sloane_