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A338386
The smallest number from the n-membered group of single (non-twin) primes.
0
23, 47, 79, 79, 353, 353, 353, 353, 353, 353, 673, 673, 673, 673, 673, 673, 673, 673, 8641, 8641, 8641, 8641, 13411, 13411, 13411, 14633, 14633, 24439, 24439, 24439, 24439, 24439, 24439, 24439, 24439, 24439, 24439, 24439, 24439, 24439, 62303, 62303, 62303, 62303
OFFSET
1,1
COMMENTS
Note that "single" means both non-twin and not 2.
MATHEMATICA
c = cm = s1 = 0; p = 3; q = 5; s = {}; Do[If[c == 0, s1 = q]; r = NextPrime[q]; If[r > q + 2 && q > p + 2, c++, c = 0]; If[c > cm, cm = c; AppendTo[s, s1]]; p = q; q = r, {10^4}]; s (* Amiram Eldar, Oct 25 2020 *)
CROSSREFS
Sequence in context: A139501 A292509 A117876 * A090191 A281022 A054821
KEYWORD
nonn
AUTHOR
Todor Szimeonov, Oct 23 2020
EXTENSIONS
More terms from Amiram Eldar, Oct 25 2020
STATUS
approved