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 A165729 #8 Dec 26 2023 04:29:29 %S A165729 3,6,15,27,60,97,186,335 %N A165729 Number of distinct rate points of concentric permutation source codes with two initial codewords in dimension n. %H A165729 H. Q. Nguyen, L. R. Varshney, and V. K. Goyal, <a href="http://arxiv.org/abs/0909.0704">Concentric Permutation Source Codes</a>, arXiv:0909.0704 [cs.IT], 2009-2010. %Y A165729 Cf. A070289 (number of distinct rate points of an ordinary permutation source code). %Y A165729 Cf. A165730, A165731. %K A165729 nonn,more %O A165729 2,1 %A A165729 Vivek Goyal (vgoyal(AT)mit.edu), Sep 25 2009