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 A344881 #8 Jun 04 2021 04:44:05 %S A344881 1,2,3,4,5,7,8,9,11,12,13,14,15,16,17,19,20,22,23,25,27,29,30,31,32, %T A344881 33,35,37,38,41,42,43,44,45,46,47,48,49,51,52,53,54,56,59,61,62,63,64, %U A344881 65,67,69,70,71,72,73,76,77,79,80,81,83,84,85,86,87,89,90,91,94,95,97,99,101,102,103,104,107,108,109,110 %N A344881 Numbers such that A011772(k) > A011772(d) for all their proper divisors d. %Y A344881 Union of A000961 and A344883. %Y A344881 Complement of A344882. %Y A344881 Positions of 1's in A344590, in A344759, and in A344880 (characteristic function). %K A344881 nonn %O A344881 1,2 %A A344881 _Antti Karttunen_, Jun 01 2021