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 A093871 a(n) is the n-th prime = -1 (mod n). 4
 2, 5, 11, 19, 89, 41, 181, 127, 251, 199, 571, 227, 1013, 433, 599, 751, 2039, 593, 2089, 859, 1637, 1429, 4001, 1103, 4049, 2053, 3779, 2267, 6263, 1499, 6571, 3583, 5279, 3943, 6089, 2879, 11321, 4597, 7331, 4919, 15497, 3779, 15307, 6599, 8009, 7681 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Main diagonal of A093870. LINKS Robert Israel, Table of n, a(n) for n = 1..10000 MAPLE f:= proc(n) local p, count; count:= 0; for p from n-1 by n do if isprime(p) then count:= count+1; if count = n then return p fi fi od; end proc: map(f, [\$1..100]); # Robert Israel, Nov 08 2019 CROSSREFS Cf. A077317, A038700, A093870. Sequence in context: A106015 A178316 A179632 * A033263 A139482 A038377 Adjacent sequences: A093868 A093869 A093870 * A093872 A093873 A093874 KEYWORD nonn AUTHOR Amarnath Murthy, Apr 20 2004 EXTENSIONS Edited and extended by Franklin T. Adams-Watters, Aug 29 2006 STATUS approved

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Last modified June 14 15:00 EDT 2024. Contains 373400 sequences. (Running on oeis4.)