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A085896 Group the natural numbers such that the product of the n-th group is divisible by 2^n . (1), (2) (3,4), (5,6,7,8), (9,10,11,12,13,14,),(15,16,17,18),... Sequence contains the number of terms in each group. 3
1, 1, 2, 4, 6, 4, 6, 8, 10, 10, 12, 14, 12, 14, 16, 14, 18, 18, 20, 18, 22, 22, 20, 24, 24, 28, 28, 26, 30, 32, 32, 30, 34, 34, 36, 34, 40, 40, 38, 40, 42, 42, 44, 42, 42, 46, 48, 48, 48, 52, 48, 52, 54, 54, 52, 60, 56, 58, 58, 58, 62, 64, 64, 62, 66, 66, 68, 66, 72, 72, 72, 74 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..71.

CROSSREFS

Cf. A085895, A085897, A085898.

Sequence in context: A138125 A098793 A083220 * A107701 A293812 A011176

Adjacent sequences:  A085893 A085894 A085895 * A085897 A085898 A085899

KEYWORD

nonn

AUTHOR

Amarnath Murthy and Meenakshi Srikanth (menakan_s(AT)yahoo.com), Jul 10 2003

EXTENSIONS

More terms from Ray Chandler, Sep 13 2003

STATUS

approved

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Last modified May 6 16:03 EDT 2021. Contains 343586 sequences. (Running on oeis4.)