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 A376879 #8 Oct 23 2024 01:12:35 %S A376879 748,7544,10184,56816,61904,62416,66928,69488,73616,102416,195316, %T A376879 292604,297908,342225,394144,517024,543968,566236,569228,575212, %U A376879 578204,588676,596156,605132,606628,614108,615604,618596,620092,627572,638044,640096,641036,642532 %N A376879 Numbers that are abundant (A005101) and have no Zumkeller divisors. %C A376879 d is a Zumkeller divisor of n if and only if d is a divisor of n and is Zumkeller (A083207). %p A376879 # The function 'isZumkeller' is defined in A376880. %p A376879 select(n -> SumOfDivisors(n) > 2*n and not ormap(isZumkeller, Divisors(n)), [seq(1..11000)]); %Y A376879 Cf. A005101, A376880, A083207. %K A376879 nonn %O A376879 1,1 %A A376879 _Peter Luschny_, Oct 20 2024