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A163112 Prime numbers with gaps larger than 20 towards both neighboring primes. 2
16033, 16787, 18013, 23719, 24281, 29101, 32749, 33247, 33679, 33997, 37747, 38501, 40063, 40387, 42533, 42611, 44417, 46957, 51109, 51383, 53479, 54217, 55291, 55763, 56333, 56569, 58271, 58511, 58831, 59833, 61441, 61781, 62273, 66137, 66271, 69593, 69623 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Subsequence of A163111.
LINKS
FORMULA
{A000040(i) : A001223(i) > 20 and A001223(i-1) > 20}. - R. J. Mathar, Jul 27 2009
MAPLE
p := 2; q := 3; r := 3; for n from 2 to 15000 do if q-p > 20 and r-q > 20 then printf("%d, ", q) ; fi; p := q; q := r; r := nextprime(r) ; od: # R. J. Mathar, Jul 27 2009
MATHEMATICA
Select[Partition[Prime[Range[7000]], 3, 1], Min[Differences[#]]>20&] [[All, 2]] (* Harvey P. Dale, Mar 16 2017 *)
CROSSREFS
Sequence in context: A151877 A187854 A204942 * A202420 A031839 A062674
KEYWORD
nonn
AUTHOR
EXTENSIONS
Definition rephrased by R. J. Mathar, Jul 27 2009
STATUS
approved

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Last modified March 28 16:58 EDT 2024. Contains 371254 sequences. (Running on oeis4.)