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A159043 Primes of the form prime(n)+prime(n+3)+1. 2
19, 31, 37, 47, 61, 71, 103, 109, 131, 163, 193, 211, 241, 251, 281, 313, 331, 349, 373, 379, 421, 457, 467, 521, 541, 571, 607, 643, 691, 727, 739, 751, 823, 853, 883, 941, 991, 1021, 1051, 1069, 1117, 1129, 1201, 1213, 1259, 1279, 1303, 1327, 1429, 1459 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

19=5+13+1, 31=11+19+1, 37=13+23+1, 47=17+29+1, 61=23+37+1, ...

LINKS

Table of n, a(n) for n=1..50.

MATHEMATICA

lst={}; Do[p1=Prime[n]; p4=Prime[n+3]; p=p1+p4+1; If[PrimeQ[p], AppendTo[lst, p]], {n, 6!}]; lst

CROSSREFS

Sequence in context: A214798 A040066 A279192 * A040088 A178251 A164320

Adjacent sequences:  A159040 A159041 A159042 * A159044 A159045 A159046

KEYWORD

nonn

AUTHOR

Vladimir Joseph Stephan Orlovsky, Apr 03 2009

STATUS

approved

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Last modified January 17 12:18 EST 2020. Contains 330958 sequences. (Running on oeis4.)