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A134933 a(n)=A134930(n)/2. 1
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; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Nearest-neighbors of twin primes, divided by 2.

LINKS

Table of n, a(n) for n=1..58.

FORMULA

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

EXAMPLE

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

CROSSREFS

Cf. A134930.

Sequence in context: A050726 A108155 A134932 * A136040 A306014 A271838

Adjacent sequences:  A134930 A134931 A134932 * A134934 A134935 A134936

KEYWORD

easy,nonn

AUTHOR

Omar E. Pol, Nov 22 2007

STATUS

approved

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Last modified August 4 02:24 EDT 2021. Contains 346441 sequences. (Running on oeis4.)