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A083900 Number of divisors of n with largest digit <= 5 (base 10). 4
1, 2, 2, 3, 2, 3, 1, 3, 2, 4, 2, 5, 2, 3, 4, 3, 1, 3, 1, 6, 3, 4, 2, 6, 3, 3, 2, 4, 1, 7, 2, 4, 4, 3, 3, 5, 1, 2, 3, 7, 2, 6, 2, 6, 5, 3, 1, 6, 1, 6, 3, 5, 2, 4, 4, 4, 2, 2, 1, 10, 1, 3, 3, 4, 3, 6, 1, 4, 3, 6, 1, 6, 1, 2, 5, 3, 2, 4, 1, 7, 2, 3, 1, 8, 2, 3, 2, 6, 1, 8, 2, 4, 3, 2, 2, 7, 1, 3, 4, 9, 2, 6, 2, 6, 7 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

COMMENTS

a(n) = A083899(n) + A083892(n) = A083901(n) - A083893(n).

CROSSREFS

Cf. A054055, A000005.

Sequence in context: A206762 A185268 A156220 * A113517 A060131 A024677

Adjacent sequences:  A083897 A083898 A083899 * A083901 A083902 A083903

KEYWORD

nonn,base

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), May 08 2003

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Last modified February 15 07:35 EST 2012. Contains 205710 sequences.