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 A125726 Call n Egyptian if we can partition n = x_1+x_2+...+x_k into positive integers x_i such that Sum_{i=1..k} 1/x_i = 1; sequence gives Egyptian numbers. 2
 1, 4, 9, 10, 11, 16, 17, 18, 20, 22, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 REFERENCES R. L. Graham, A theorem on partitions, J. Austral. Math. Soc., 4 (1963), 435-441. J. D. E. Konhauser et al., Which Way Did the Bicycle Go?, MAA 1996, p. 147. See also R. K. Guy, Unsolved Problems Number Theory, Sect. D11. LINKS Phorum5, Nombres remarquables Eric Weisstein's World of Mathematics, Egyptian Number. EXAMPLE 1=1/3+1/3+1/3, so 3+3+3=9 is Egyptian. CROSSREFS Complement of A028229. Sequence in context: A174800 A062371 A046030 * A175308 A244533 A180149 Adjacent sequences:  A125723 A125724 A125725 * A125727 A125728 A125729 KEYWORD nonn AUTHOR Jan RUCKA (jan_rucka(AT)hotmail.com), Feb 06 2007 STATUS approved

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Last modified April 23 09:35 EDT 2019. Contains 322385 sequences. (Running on oeis4.)