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A031393 a(n) = prime(6*n - 4). 1
3, 19, 43, 71, 101, 131, 163, 193, 229, 263, 293, 337, 373, 409, 443, 479, 521, 569, 601, 641, 673, 719, 757, 809, 839, 881, 929, 971, 1013, 1049, 1091, 1123, 1181, 1223, 1277, 1301, 1361, 1423, 1451, 1487, 1531, 1571, 1609, 1657, 1699, 1747 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
MATHEMATICA
a[n_]:=Prime[6*n - 4]; Array[a, 50] (* Stefano Spezia, Sep 01 2018 *)
PROG
(Magma) [ NthPrime(6*n-4): n in [1..1000] ]; // Vincenzo Librandi, Apr 10 2011
CROSSREFS
Sequence in context: A141373 A336792 A341087 * A146672 A146704 A103145
KEYWORD
nonn
AUTHOR
STATUS
approved

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Last modified June 24 01:53 EDT 2024. Contains 373661 sequences. (Running on oeis4.)