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A120654 Row 6 of array in A105272. 2
2, 2, 4, 14, 6, 10, 12, 12, 7, 15, 56, 90, 9, 9, 51, 21, 105, 23, 5, 5, 22, 24, 72, 66, 6, 6, 132, 20, 36, 4, 4, 4, 228, 396, 510, 48, 3, 3, 42, 2340, 48, 880, 14, 14, 2088, 336, 2604, 2040, 10, 10, 52, 4290, 2142, 4256, 60, 60, 385, 705, 180, 360, 33, 33, 8004, 3995, 702 (list; graph; refs; listen; history; text; internal format)
OFFSET
6,1
LINKS
MATHEMATICA
k = 6;
Table[fp = {};
For[col = k, col > 0, col--,
For[row = 0, col + row*k <= n, row++,
AppendTo[fp, col + row*k]]];
LCM @@ Length /@ First[FindPermutation[Range[n], fp]], {n, k,
76}] (* Robert Price, Aug 26 2019 *)
CROSSREFS
Sequence in context: A206650 A268049 A267911 * A121514 A121526 A339282
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Aug 10 2008, based on email from Samuel Minter (abulsme(AT)abulsme.com0, May 08 2008, Aug 10 2008
EXTENSIONS
Extended beyond a(15) by R. J. Mathar, Aug 12 2008
STATUS
approved

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Last modified July 17 15:56 EDT 2024. Contains 374377 sequences. (Running on oeis4.)