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 A291364 #5 Aug 23 2017 13:05:07
%S A291364 7,7,3,4,5,3,7,4,3,5,7,3,7,7,3,4,7,3,7,4,3,7,7,3,5,7,3,4,7,3,7,4,3,7,
%T A291364 5,3,7,7,3,4,7,3,7,4,3,7,7,3,7,5,3,4,7,3,5,4,3,7,7,3,7,7,3,4,5,3,7,4,
%U A291364 3,5
%N A291364 The arithmetic function u(n,3,3).
%H A291364 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 A291364 u[n_, m_, h_] := (d = Divisors[n]; Min[(h*Ceiling[m/d] - h + 1)*d]); Table[u[n, 3, 3], {n, 1, 70}]
%Y A291364 Cf. A289435, A289436, A289437, A289438, A289439, A289440, A289441.
%K A291364 nonn
%O A291364 1,1
%A A291364 _Robert Price_, Aug 23 2017