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 A291424 #4 Aug 23 2017 23:40:26
%S A291424 10,8,10,4,5,6,7,4,9,5,10,4,10,7,5,4,10,6,10,4,7,8,10,4,5,8,9,4,10,5,
%T A291424 10,4,10,8,5,4,10,8,10,4,10,6,10,4,5,8,10,4,7,5,10,4,10,6,5,4,10,8,10,
%U A291424 4,10,8,7,4,5,6,10,4,10,5
%N A291424 The arithmetic function u(n,4,3).
%H A291424 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 A291424 u[n_, m_, h_] := (d = Divisors[n]; Min[(h*Ceiling[m/d] - h + 1)*d]); Table[u[n, 4, 3], {n, 1, 70}]
%Y A291424 Cf. A289435, A289436, A289437, A289438, A289439, A289440, A289441.
%K A291424 nonn
%O A291424 1,1
%A A291424 _Robert Price_, Aug 23 2017