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Search: id:A001104
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A001104 Numbers n such that n / product of digits of n is a square. +0
1
1, 2, 3, 4, 5, 6, 7, 8, 9, 135, 144, 384, 1575, 1715, 6144, 6912, 11664, 14112, 16224, 18816, 23328, 26136, 31212, 41616, 82944, 83232, 93312, 131424, 131712, 186624, 248832, 371112, 1168128, 2214144, 2239488, 2333772, 3321216, 3881472, 6642432 (list; graph; listen)
OFFSET

1,2

CROSSREFS

Adjacent sequences: A001101 A001102 A001103 this_sequence A001105 A001106 A001107

Sequence in context: A134810 A004871 A059405 this_sequence A151544 A032561 A023052

KEYWORD

nonn,base

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Bill Moran (moran1(AT)llnl.gov)

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Last modified November 8 07:45 EST 2009. Contains 166143 sequences.


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