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 A291367 #4 Aug 23 2017 16:06:36
%S A291367 11,11,3,4,5,3,7,4,3,5,11,3,11,7,3,4,11,3,11,4,3,11,11,3,5,11,3,4,11,
%T A291367 3,11,4,3,11,5,3,11,11,3,4,11,3,11,4,3,11,11,3,7,5,3,4,11,3,5,4,3,11,
%U A291367 11,3,11,11,3,4,5,3,11,4,3,5
%N A291367 The arithmetic function u(n,3,5).
%H A291367 Bela Bajnok, <a href="https://arxiv.org/abs/1705.07444">Additive Combinatorics: A Menu of Research Problems</a>, arXiv:1705.07444 [math.NT], May 2017. See Table in Section 1.6.3.
%t A291367 u[n_, m_, h_] := (d = Divisors[n]; Min[(h*Ceiling[m/d] - h + 1)*d]); Table[u[n, 3, 5], {n, 1, 70}]
%Y A291367 Cf. A289435, A289436, A289437, A289438, A289439, A289440, A289441.
%K A291367 nonn
%O A291367 1,1
%A A291367 _Robert Price_, Aug 23 2017