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A134933 a(n)=A134930(n)/2. +0
2
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 20, 21, 22, 29, 30, 31, 35, 36, 37, 50, 51, 52, 53, 54, 55, 68, 69, 70, 74, 75, 76, 89, 90, 91, 95, 96, 97, 98, 99, 100, 113, 114, 115, 119, 120, 121, 134, 135, 136, 140, 141, 142, 155, 156, 157 (list; graph; listen)
OFFSET

1,2

COMMENT

Nearest-neighbors of twin primes, divided by 2.

FORMULA

a(n)=A134932(n-1), n>1. [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Oct 27 2008]

EXAMPLE

a(11)=14 because A134930(11)=28 and we can write 28/2=14.

CROSSREFS

Cf. A134930.

Adjacent sequences: A134930 A134931 A134932 this_sequence A134934 A134935 A134936

Sequence in context: A050726 A108155 A134932 this_sequence A136040 A117923 A117924

KEYWORD

easy,nonn

AUTHOR

Omar E. Pol (info(AT)polprimos.com), Nov 22 2007

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Last modified January 8 02:43 EST 2009. Contains 152824 sequences.


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