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 A064958 #9 Jul 02 2025 23:18:13 %S A064958 1,2,3,4,14,7,21,5,9,15,28,6,38,22,16,12,51,8,58,13,23,29,68,19,17,39, %T A064958 10,20,85,18,104,26,30,52,24,11,114,59,40,25,131,35,143,27,32,69,154, %U A064958 36,43,33,53,37,168,46,31,44,60,86,190,34,198,105,45,49,41,47,212,50 %N A064958 Inverse permutation to A064418. %H A064958 J. C. Lagarias, E. M. Rains and N. J. A. Sloane, <a href="http://arXiv.org/abs/math.NT/0204011">The EKG sequence</a>, Exper. Math. 11 (2002), 437-446. %H A064958 <a href="/index/Ed#EKG">Index entries for sequences related to EKG sequence</a> %H A064958 <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a> %Y A064958 Cf. A064418, A064413. %K A064958 nonn,easy %O A064958 1,2 %A A064958 _N. J. A. Sloane_, Oct 30 2001 %E A064958 More terms from _Naohiro Nomoto_, Oct 31 2001