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Search: id:A066066
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A066066 a(n) = prime(2*n) - prime(n)*2. +0
6
-1, 1, 3, 5, 7, 11, 9, 15, 15, 13, 17, 15, 19, 21, 19, 25, 21, 29, 29, 31, 35, 35, 33, 45, 35, 37, 45, 49, 53, 55, 39, 49, 43, 59, 51, 57, 59, 57, 63, 63, 63, 71, 61, 71, 69, 81, 69, 57, 67, 83, 91, 91, 95, 91, 87, 87, 81, 99, 93, 97, 107, 97, 87, 97, 107, 109, 95, 95, 93, 111, 115, 109, 105, 111, 105, 115, 109, 117, 127, 123, 115 (list; graph; listen)
OFFSET

1,3

COMMENT

a(n) = A022457(n) for n > 1.

CROSSREFS

Adjacent sequences: A066063 A066064 A066065 this_sequence A066067 A066068 A066069

Sequence in context: A088635 A031255 A022457 this_sequence A112070 A123252 A066168

KEYWORD

sign

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Dec 01 2001

page 1

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Last modified October 13 20:18 EDT 2008. Contains 145016 sequences.


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