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 A075461 List of solutions to the Znám problem sorted first by length, then lexicographically. 2
 2, 3, 7, 47, 395, 2, 3, 11, 23, 31, 2, 3, 7, 43, 1823, 193667, 2, 3, 7, 47, 403, 19403, 2, 3, 7, 47, 415, 8111, 2, 3, 7, 47, 583, 1223, 2, 3, 7, 55, 179, 24323, 2, 3, 7, 43, 1807, 3263447, 2130014000915, 2, 3, 7, 43, 1807, 3263591, 71480133827, 2, 3, 7, 43 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Max Alekseyev, Table of n, a(n) for n = 1..934 (flattened list of the n-term solutions for n = 5..8) J. Janák and L. Skula, On the integers xi for which xi | x1 . . . xi-1 xi . . . xn + 1 holds, Mathematica Slovaca, Vol. 28 (1978), No. 3, 305--310. J. Sondow and K. MacMillan, Primary pseudoperfect numbers, arithmetic progressions, and the Erdos-Moser equation, Amer. Math. Monthly, 124 (2017) 232-240; arXiv:math/1812.06566 [math.NT], 2018. Eric Weisstein's World of Mathematics, Znám's Problem Wikipedia, Znám's problem. EXAMPLE Starts with A075441(5)=2 5-term solutions 2,3,7,47,395; 2,3,11,23,31, followed by A075441(6)=5 6-term solutions, etc. CROSSREFS Cf. A006585, A007850, A054377, A075441, A085098, A118086, A158649, A164014, A343074, A369469. Sequence in context: A344488 A257108 A274385 * A059785 A271041 A270402 Adjacent sequences: A075458 A075459 A075460 * A075462 A075463 A075464 KEYWORD nonn,tabf AUTHOR Eric W. Weisstein, Sep 16 2002 EXTENSIONS Edited by Max Alekseyev, Jan 25 2024 STATUS approved

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Last modified June 16 16:46 EDT 2024. Contains 373432 sequences. (Running on oeis4.)