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A176984 Numbers k such that the k-th average of twin prime pairs is a sum of two successive primes. 2
3, 4, 5, 6, 7, 11, 15, 17, 24, 27, 28, 31, 33, 35, 42, 44, 46, 47, 49, 52, 53, 55, 58, 64, 65, 76, 81, 88, 91, 99, 104, 107, 112, 113, 117, 118, 129, 131, 132, 135, 136, 138, 144, 146, 148, 150, 152, 153, 154, 156, 157, 162, 167, 170, 172, 173, 176, 180, 190, 192, 194 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Amiram Eldar, Table of n, a(n) for n = 1..10000

FORMULA

{k: A014574(k) in A001043}. - R. J. Mathar, Apr 30 2010

A014574(a(n)) = A167597(n). - Amiram Eldar, Jan 21 2020

MAPLE

From R. J. Mathar, Apr 30 2010: (Start)

isA001043 := proc(n) for k from 1 do ps := ithprime(k)+ithprime(k+1) ; if ps >n then return false; elif ps= n then return true; end if ; end do; end proc:

for n from 1 to 800 do if isA001043(A014574(n) ) then printf("%d, ", n) ; end if; end do: (End)

CROSSREFS

Cf. A001043, A014574, A167597.

Sequence in context: A326754 A047562 A137922 * A099562 A210450 A133896

Adjacent sequences:  A176981 A176982 A176983 * A176985 A176986 A176987

KEYWORD

nonn

AUTHOR

Juri-Stepan Gerasimov, Apr 30 2010

EXTENSIONS

a(42) corrected and sequence extended by R. J. Mathar, Apr 30 2010

STATUS

approved

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Last modified May 12 11:55 EDT 2021. Contains 343821 sequences. (Running on oeis4.)