login
The arithmetic function u(n,4,6).
0

%I #4 Aug 23 2017 23:40:50

%S 19,14,19,4,5,6,7,4,9,5,11,4,13,7,5,4,17,6,19,4,7,11,19,4,5,13,9,4,19,

%T 5,19,4,11,14,5,4,19,14,13,4,19,6,19,4,5,14,19,4,7,5,17,4,19,6,5,4,19,

%U 14,19,4,19,14,7,4,5,6,19,4,19,5

%N The arithmetic function u(n,4,6).

%H 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 u[n_, m_, h_] := (d = Divisors[n]; Min[(h*Ceiling[m/d] - h + 1)*d]); Table[u[n, 4, 6], {n, 1, 70}]

%Y Cf. A289435, A289436, A289437, A289438, A289439, A289440, A289441.

%K nonn

%O 1,1

%A _Robert Price_, Aug 23 2017