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 A247420 #8 Jan 05 2025 19:51:40 %S A247420 3,10,15,22,29,34,41,52,59,64,71,78,83,90,95,102,109,114,121,132,139, %T A247420 144,151,158,163,170,181,188,193,200,207,212,219,224,231,238,243,250, %U A247420 261,268,273,280,287,292,299,310,317,322,329,340,347,352,359,366,371 %N A247420 Complement of A247419. %C A247420 This is the function named w' in [Carlitz]. %H A247420 L. Carlitz, R. Scoville and T. Vaughan, <a href="https://web.archive.org/web/2024*/https://www.fq.math.ca/Scanned/11-4/carlitz.pdf">Some arithmetic functions related to Fibonacci numbers</a>, Fib. Quart., 11 (1973), 337-386. %F A247420 a(n) = 2*A000201(A000201(A242094(n))) + n. [Carlitz, Cor. 7.12] %K A247420 nonn %O A247420 1,1 %A A247420 _Eric M. Schmidt_, Sep 16 2014