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 A083894 Number of divisors of n with largest digit = 7 (base 10). 11
 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 1, 1, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 1, 0, 2, 1, 1, 1, 2, 1, 1, 2, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,70 COMMENTS a(n) = A000005(n) - A083888(n) - A083889(n) - A083890(n) - A083891(n) - A083892(n) - A083893(n) - A083895(n) - A083896(n) = A083902(n) - A083901(n). LINKS EXAMPLE n=119, 2 of the 4 divisors of 119 have largest digit =7: {7,17}, therefore a(119)=2. CROSSREFS Cf. A054055, A000005, A083902. Sequence in context: A214247 A211987 A165983 * A128257 A198254 A106035 Adjacent sequences:  A083891 A083892 A083893 * A083895 A083896 A083897 KEYWORD nonn,base AUTHOR Reinhard Zumkeller, May 08 2003 STATUS approved

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