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A274287 Numbers that are a product of distinct numbers in row 3 of the Wythoff array, A035513. 3

%I #4 Jun 18 2016 00:40:25

%S 6,10,16,26,42,60,68,96,110,156,160,178,252,260,288,408,416,420,466,

%T 660,672,680,754,960,1068,1088,1092,1100,1220,1560,1728,1760,1768,

%U 1780,1974,2496,2520,2796,2848,2856,2860,2880,3194,4032,4080,4160,4524,4608

%N Numbers that are a product of distinct numbers in row 3 of the Wythoff array, A035513.

%C See the Comment on distinct-product sequences in A160009.

%H Clark Kimberling, <a href="/A274287/b274287.txt">Table of n, a(n) for n = 1..1000</a>

%e 60 = 6*10, 960 = 6*10*16.

%t f[1] = 6; f[2] = 10; z = 33; f[n_] := f[n - 1] + f[n - 2]; f = Table[f[n], {n, 1, z}]; f

%t s = {1}; Do[s = Union[s, Select[s*f[[i]], # <= f[[z]] &]], {i, z}]; Rest[s]

%Y Cf. A160009.

%K nonn,easy

%O 1,1

%A _Clark Kimberling_, Jun 17 2016

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Last modified April 19 16:38 EDT 2024. Contains 371794 sequences. (Running on oeis4.)