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 A182296 Prime Riesel numbers: primes p such that p*2^k - 1 is composite for all positive integers k. 3
 509203, 1330207, 2251349, 2554843, 2924861, 3177553, 3292241, 3580901, 3661529, 3661543, 4384979, 6055001, 7576559, 7629217, 8086751, 8643209, 9053711, 9203917, 9545351, 10219379, 10645867, 10913233, 10913681, 11694013, 11942443, 13161283, 14608183, 15627133 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Primes in A101036. LINKS Arkadiusz Wesolowski, Table of n, a(n) for n = 1..3701 Eric Weisstein's World of Mathematics, Riesel Number EXAMPLE 509203 is the first known prime p for which p*2^k - 1 is composite for all positive integers k, so a(1) = 509203. CROSSREFS Cf. A101036, A101050. Sequence in context: A101036 A244070 A206430 * A263958 A273987 A250057 Adjacent sequences: A182293 A182294 A182295 * A182297 A182298 A182299 KEYWORD nonn AUTHOR Arkadiusz Wesolowski, Apr 23 2012 STATUS approved

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Last modified September 13 03:07 EDT 2024. Contains 375857 sequences. (Running on oeis4.)