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A291369 The arithmetic function u(n,3,7). 0
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 (list; graph; refs; listen; history; text; internal format)
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

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Last modified November 20 14:54 EST 2019. Contains 329337 sequences. (Running on oeis4.)