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Search: id:A084623
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A084623 Numerator of 2^(n-1)/n. +0
2
1, 1, 4, 2, 16, 16, 64, 16, 256, 256, 1024, 512, 4096, 4096, 16384, 2048, 65536, 65536, 262144, 131072, 1048576, 1048576, 4194304, 1048576, 16777216, 16777216, 67108864, 33554432, 268435456, 268435456, 1073741824, 67108864 (list; graph; listen)
OFFSET

1,3

LINKS

Eric Weisstein's World of Mathematics, Trigonometry Angles

Eric Weisstein's World of Mathematics, Sphere Line Picking

FORMULA

2^(n-A007814(n)-1)

A075101(n)/2

CROSSREFS

Cf. A000265, A007814, A075101.

Sequence in context: A022664 A053125 A038232 this_sequence A137393 A122749 A074676

Adjacent sequences: A084620 A084621 A084622 this_sequence A084624 A084625 A084626

KEYWORD

nonn

AUTHOR

Eric Weisstein (eric(AT)weisstein.com), Jun 01, 2003

page 1

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.


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