A083893 - OEIS

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A083893

Number of divisors of n with largest digit = 6 (base 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, 2, 1, 1, 1, 2, 1, 2, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 2, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 2, 0, 0, 0, 0, 0, 1, 0, 1, 0 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,36`
	COMMENTS	`a(n) = A000005(n) - A083888(n) - A083889(n) - A083890(n) - A083891(n) - A083892(n) - A083894(n) - A083895(n) - A083896(n) = A083901(n) - A083900(n).`
	EXAMPLE	`n=240, 3 of the 20 divisors of 240 have largest digit =6:` `{6,16,60}, therefore a(240)=3.`
	CROSSREFS	`Cf. A054055, A000005, A083901.` `Sequence in context: A080224 A010105 A083916 * A187097 A094428 A194024` `Adjacent sequences: A083890 A083891 A083892 * A083894 A083895 A083896`
	KEYWORD	`nonn,base`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), May 08 2003`

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Last modified February 15 07:06 EST 2012. Contains 205694 sequences.