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A088187 Primes that are a sum of twin primes and their indices. 2
13, 19, 257, 443, 487, 1031, 1103, 1901, 2069, 2383, 2411, 2549, 2969, 2999, 3307, 3433, 3449, 4493, 4861, 4931, 5209, 5471, 5939, 6257, 6421, 7129, 8167, 8369, 8951, 9151, 9311, 9391, 9461, 9619, 9689, 10181, 12323, 12457, 12791, 13309, 14797 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Add both primes of the pair as well as their prime indices.

LINKS

Table of n, a(n) for n=1..41.

EXAMPLE

Prime(3) - prime(2) = 5 - 3 = 2; prime(3) + prime(2) + 3 + 2 = 13 = a(1).

MATHEMATICA

Select[Plus@@{#, PrimePi[#], #+2, PrimePi[#]+1}&/@(Select[Prime[ Range[ 1000]], PrimeQ[#+2]&]), PrimeQ]  (* Harvey P. Dale, Feb 06 2011 *)

CROSSREFS

Primes in A088186. Cf. A088188.

Sequence in context: A153266 A166664 A147393 * A146047 A145944 A330425

Adjacent sequences:  A088184 A088185 A088186 * A088188 A088189 A088190

KEYWORD

easy,nonn

AUTHOR

Zak Seidov, Sep 22 2003

EXTENSIONS

Edited by Ray Chandler, Sep 29 2003

STATUS

approved

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Last modified September 19 09:03 EDT 2020. Contains 337178 sequences. (Running on oeis4.)