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A033830 Numbers that can be expressed as the product of three 2-digit numbers in at least one way. 0
1000, 1100, 1200, 1210, 1300, 1320, 1331, 1400, 1430, 1440, 1452, 1500, 1540, 1560, 1573, 1584, 1600, 1650, 1680, 1690, 1694, 1700, 1716, 1728, 1760, 1800, 1815, 1820, 1848, 1859, 1870, 1872, 1900, 1920, 1936, 1950, 1960, 1980, 2000, 2002, 2016, 2028, 2040 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Last term is 970299=99*99*99.

LINKS

Table of n, a(n) for n=1..43.

MATHEMATICA

Take[Union[Times@@@Tuples[Range[10, 99], 3]], 50] (* Harvey P. Dale, Jan 23 2015 *)

PROG

(PARI) listall()=my(v=List()); for(a=10, 99, for(b=a, 99, for(c=b, 99, listput(v, a*b*c)))); Set(v) \\ Charles R Greathouse IV, Oct 22 2014

CROSSREFS

Sequence in context: A069746 A291346 A191753 * A100975 A105276 A145517

Adjacent sequences:  A033827 A033828 A033829 * A033831 A033832 A033833

KEYWORD

nonn,fini,base

AUTHOR

Jeff Burch

EXTENSIONS

More terms from Harvey P. Dale, Jan 23 2015

STATUS

approved

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Last modified October 16 15:18 EDT 2019. Contains 328101 sequences. (Running on oeis4.)