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A158722 Primes p which are not in A158720 and A158721. 1
3, 7, 11, 19, 29, 37, 41, 43, 47, 61, 71, 79, 83, 89, 97, 101, 107, 109, 127, 131, 137, 139, 151, 157, 163, 173, 191, 199, 223, 227, 229, 239, 241, 251, 257, 263, 271, 277, 281, 283, 293, 311, 313, 317, 331, 349, 353, 367, 373, 379, 383, 389, 397, 401, 409, 419 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..56.

MATHEMATICA

lst={}; Do[p=Prime[n]; If[ !PrimeQ[Floor[p/3]+p]&&!PrimeQ[Ceiling[p/3]+p], AppendTo[lst, p]], {n, 5!}]; lst

CROSSREFS

Cf. A158708, A158709, A158710, A158711, A158712, A158713, A158714, A158719, A158720, A158721

Sequence in context: A276456 A126254 A092102 * A202301 A339974 A123080

Adjacent sequences:  A158719 A158720 A158721 * A158723 A158724 A158725

KEYWORD

nonn

AUTHOR

Vladimir Joseph Stephan Orlovsky, Mar 24 2009

STATUS

approved

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Last modified June 24 17:51 EDT 2021. Contains 345419 sequences. (Running on oeis4.)