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A291306 The arithmetic function v_6(n,1). 0
0, 0, 2, 4, 0, 6, 6, 6, 8, 10, 6, 12, 12, 12, 14, 16, 12, 18, 18, 18, 20, 22, 18, 24, 24, 24, 26, 28, 24, 30, 30, 30, 32, 34, 30, 36, 36, 36, 38, 40, 36, 42, 42, 42, 44, 46, 42, 48, 48, 48, 50, 52, 48, 54, 54, 54, 56, 58, 54, 60, 60, 60, 62, 64, 60, 66, 66, 66, 68 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,3

REFERENCES

J. Butterworth, Examining the arithmetic function v_g(n,h). Research Papers in Mathematics, B. Bajnok, ed., Gettysburg College, Vol. 8 (2008).

LINKS

Table of n, a(n) for n=2..70.

Bela Bajnok, Additive Combinatorics: A Menu of Research Problems, arXiv:1705.07444 [math.NT], May 2017. See Table in Section 1.6.1.

MATHEMATICA

v[g_, n_, h_] := (d = Divisors[n]; Max[(Floor[(d - 1 - GCD[d, g])/h] + 1)*n/d]); Table[v[6, n, 1], {n, 2, 70}]

CROSSREFS

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

Sequence in context: A002652 A202541 A070676 * A068451 A131715 A200165

Adjacent sequences:  A291303 A291304 A291305 * A291307 A291308 A291309

KEYWORD

nonn

AUTHOR

Robert Price, Aug 21 2017

STATUS

approved

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Last modified July 9 14:08 EDT 2020. Contains 335543 sequences. (Running on oeis4.)