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 A083916 Number of divisors of n that are congruent to 6 modulo 10. 10
 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 2, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 2, 0, 0, 0, 1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 2, 0, 0, 0, 0, 0, 2, 0, 0, 0, 1, 0, 2, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 3, 0, 0, 0, 0, 0, 1, 0, 1, 0 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,36 COMMENTS a(n) = A000005(n) - A083910(n) - A083911(n) - A083912(n) - A083913(n) - A083914(n) - A083915(n) - A083917(n) - A083918(n) - A083919(n). LINKS MATHEMATICA Table[Count[Divisors[n], _?(Mod[#, 10]==6&)], {n, 110}] (* Harvey P. Dale, Oct 16 2013 *) CROSSREFS Cf. A010879, A000005, A001227. Sequence in context: A080224 A261488 A010105 * A083893 A187097 A094428 Adjacent sequences:  A083913 A083914 A083915 * A083917 A083918 A083919 KEYWORD nonn AUTHOR Reinhard Zumkeller, May 08 2003 STATUS approved

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Last modified October 19 18:28 EDT 2018. Contains 316377 sequences. (Running on oeis4.)