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A034974 Number of divisors of central binomial coefficients C(n,[ n/2 ]), the terms of A001405. +0
12
1, 2, 2, 4, 4, 6, 4, 8, 12, 18, 16, 24, 24, 32, 24, 48, 32, 48, 32, 48, 96, 128, 64, 96, 144, 192, 288, 384, 384, 480, 192, 384, 512, 768, 768, 1152, 1152, 1536, 1536, 2304, 1536, 2048, 1536, 2048, 3072, 3840, 2304, 3456, 3456, 4608, 4608, 6144, 3072, 3840, 6144 (list; graph; listen)
OFFSET

1,2

EXAMPLE

a(59)=d(C(59,29))=d(59132290782430712)=8192=4*2^11.

CROSSREFS

Cf. A001405, A034973.

Sequence in context: A128923 A075857 A023817 this_sequence A048275 A109874 A069345

Adjacent sequences: A034971 A034972 A034973 this_sequence A034975 A034976 A034977

KEYWORD

nonn

AUTHOR

Labos E. (labos(AT)ana.sote.hu)

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Last modified August 29 17:10 EDT 2008. Contains 143238 sequences.


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