A291369 The arithmetic function u(n,3,7).

15, 15, 3, 4, 5, 3, 7, 4, 3, 5, 11, 3, 13, 7, 3, 4, 15, 3, 15, 4, 3, 11, 15, 3, 5, 13, 3, 4, 15, 3, 15, 4, 3, 15, 5, 3, 15, 15, 3, 4, 15, 3, 15, 4, 3, 15, 15, 3, 7, 5, 3, 4, 15, 3, 5, 4, 3, 15, 15, 3, 15, 15, 3, 4, 5, 3, 15, 4, 3, 5

Offset

1,1

Links

Table of n, a(n) for n=1..70.

Bela Bajnok, Additive Combinatorics: A Menu of Research Problems, arXiv:1705.07444 [math.NT], May 2017. See Table in Section 1.6.3.

Mathematica

u[n_, m_, h_] := (d = Divisors[n]; Min[(h*Ceiling[m/d] - h + 1)*d]); Table[u[n, 3, 7], {n, 1, 70}]

Crossrefs

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

Sequence in context: A248391 A201345 A280313 * A069785 A290850 A290669

Adjacent sequences: A291366 A291367 A291368 * A291370 A291371 A291372

Keyword

nonn

Author

Robert Price, Aug 23 2017

Status

approved