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A188264 Numbers m that are divisible by the product of the factorials of their digits in base 10. 2
1, 2, 10, 11, 12, 20, 30, 100, 101, 102, 110, 111, 112, 120, 132, 200, 210, 212, 220, 240, 300, 312, 1000, 1001, 1002, 1010, 1011, 1012, 1020, 1032, 1100, 1101, 1102, 1104, 1110, 1111, 1112, 1120, 1200, 1210, 1212, 1220, 1320, 2000, 2010, 2012, 2020, 2100, 2110, 2112 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
EXAMPLE
Number 30 is in sequence because 30 is divisible by the product of factorials 3!*0! = 6.
MATHEMATICA
Select[Range[2200], Divisible[#, Times@@(IntegerDigits[#]!)]&] (* Harvey P. Dale, May 24 2017 *)
PROG
(Haskell)
import Data.List (elemIndices)
a188264 n = a188264_list !! (n-1)
a188264_list =
map (+ 1) $ elemIndices 0 $ zipWith mod [1..] $ map a066459 [1..]
-- Reinhard Zumkeller, Oct 11 2011
CROSSREFS
Sequence in context: A105116 A136819 A136816 * A169683 A134948 A060045
KEYWORD
nonn,base
AUTHOR
Jaroslav Krizek, Mar 25 2011
STATUS
approved

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Last modified July 18 06:54 EDT 2024. Contains 374377 sequences. (Running on oeis4.)