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 A347408 #7 Aug 30 2021 21:50:39 %S A347408 1,2,12,4,1,1,14,3,48,2,9,5,26,10,63,2,16,6,27,96,99,34,19,3,25,19,31, %T A347408 36,3,59,4,1,133,217,69,2,9,12,165,24,429,2,6,87,129,51,30,1,29,3,514, %U A347408 69,20,5,13,18,76,23,10,1,123,186,51,1,1,12,9,11,10,27,285 %N A347408 A347338(n) is the a(n)-th number having its number of divisors. %e A347408 a(3) = 12 as A347338(3) = 35. 35 has 4 divisors and 35 is the 12th number having 4 divisors (after the 11 numbers 6, 8, 10, 14, 15, 21, 22, 26, 27, 33 and 34). %o A347408 (PARI) a(n) = my(k = A347338(n), q = numdiv(k), res = 1); for(i = 1, k-1, if(numdiv(i) == q, res++)); res %Y A347408 Cf. A347338. %K A347408 nonn %O A347408 1,2 %A A347408 _David A. Corneth_, Aug 30 2021