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 A138905 a(n) is n-th prime == -1 (mod 6n). 2
 5, 23, 71, 167, 179, 431, 461, 863, 863, 839, 1583, 1511, 1949, 2099, 2339, 4127, 4283, 4751, 4673, 4919, 5669, 6599, 8693, 10079, 7349, 10607, 12149, 11087, 12527, 11159, 15809, 19583, 16829, 19583, 13859, 25703, 24197, 25307, 23633, 21839, 34439 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Table of n, a(n) for n=1..41. EXAMPLE a(1) = 1st term in A007528 (Primes of form 6n-1) a(2) = 2nd term in A068231 (Primes congruent to 11 (mod 12)) a(4) = 4th term in A134517 (Primes of form 24n-1) a(5) = 5th term in A132236 (Primes congruent to 29 (mod 30)) CROSSREFS Cf. A007528, A068231, A093871, A132236, A134517, A138906, A138907. Sequence in context: A243442 A064395 A230497 * A125955 A103478 A327976 Adjacent sequences: A138902 A138903 A138904 * A138906 A138907 A138908 KEYWORD nonn AUTHOR Zak Seidov, Apr 03 2008 STATUS approved

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Last modified April 15 18:46 EDT 2024. Contains 371696 sequences. (Running on oeis4.)