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A201014
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Composite numbers (include 0) whose product of digits is 0.
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0
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0, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 102, 104, 105, 106, 108, 110, 120, 130, 140, 150, 160, 170, 180, 190, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 220, 230, 240, 250, 260, 270, 280, 290, 300, 301, 302, 303, 304, 305, 306, 308, 309, 310, 320
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,2
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COMMENTS
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Complement of A056709 with respect to A011540. Subsequence of A199978 (nonprime numbers (including 0) whose multiplicative digital root is 0).
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LINKS
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EXAMPLE
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Number 102 is in sequence because 1*0*2=0.
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MATHEMATICA
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Join[{0}, Select[Range[400], CompositeQ[#]&&DigitCount[#, 10, 0]>0&]] (* Harvey P. Dale, Jul 27 2022 *)
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CROSSREFS
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Cf. A056709 (primes whose product of digits is 0), A034052 (numbers whose product of digits is 0).
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KEYWORD
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nonn,base
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AUTHOR
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STATUS
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approved
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