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A104352 Number of divisors of A104350(n). 1
2, 4, 6, 12, 18, 36, 48, 64, 96, 192, 240, 480, 720, 960, 1200, 2400, 2880, 5760, 7200, 9600, 14400, 28800, 33600, 40320, 60480, 69120, 86400, 172800, 201600, 403200, 483840, 645120, 967680, 1161216, 1306368, 2612736, 3919104, 5225472, 5971968 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,1

COMMENTS

a(n) = A000005(A104350(n)).

LINKS

Table of n, a(n) for n=2..40.

R. Zumkeller, Products of largest prime factors of numbers <= n

CROSSREFS

Cf. A104353, A027423.

Sequence in context: A052847 A052823 A063516 * A133488 A068911 A243543

Adjacent sequences:  A104349 A104350 A104351 * A104353 A104354 A104355

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller, Mar 06 2005

STATUS

approved

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Last modified February 20 16:14 EST 2018. Contains 299380 sequences. (Running on oeis4.)