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A274283 Numbers that are a product of distinct numbers in A022095. 2
1, 5, 6, 11, 17, 28, 30, 45, 55, 66, 73, 85, 102, 118, 140, 168, 187, 191, 225, 270, 308, 309, 330, 365, 438, 476, 495, 500, 510, 590, 708, 765, 803, 809, 840, 935, 955, 1122, 1146, 1241, 1260, 1298, 1309, 1350, 1540, 1545, 1848, 1854, 2006, 2044, 2101, 2118 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

See the Comment on distinct-product sequences in A160009.

LINKS

Clark Kimberling, Table of n, a(n) for n = 1..1000

EXAMPLE

30 = 5*6, 330 = 5*6*11.

MATHEMATICA

f[1] = 1; f[2] = 5; z = 32; f[n_] := f[n - 1] + f[n - 2]; f = Table[f[n], {n, 1, z}]; f

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

CROSSREFS

Cf. A160009.

Sequence in context: A277550 A070373 A231000 * A022095 A042531 A042839

Adjacent sequences:  A274280 A274281 A274282 * A274284 A274285 A274286

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Jun 17 2016

STATUS

approved

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Last modified October 19 22:28 EDT 2018. Contains 316378 sequences. (Running on oeis4.)