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 A202016 #10 Jul 22 2020 11:38:20 %S A202016 2,3,4,7,10,13,16,19,24,28,31,36,40,46,50,54,60,64,70,74,78,84,90,94, %T A202016 98,104,107,110,114,118,122,126,132,138,142,146,152,155,158,162,166, %U A202016 172,178,182,186,192,195,198,202,206,212,216,219,224,227,234,238 %N A202016 Numbers occurring only once in A063882. %C A202016 A132157(a(n)) = 1. %H A202016 Reinhard Zumkeller, <a href="/A202016/b202016.txt">Table of n, a(n) for n = 1..10000</a> %o A202016 (Haskell) %o A202016 import Data.List (elemIndices) %o A202016 a202016 n = a202016_list !! (n-1) %o A202016 a202016_list = map (+ 1) $ elemIndices 1 a132157_list %K A202016 nonn %O A202016 1,1 %A A202016 _Reinhard Zumkeller_, Dec 08 2011