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 A348286 Numbers k such that there exists 0 < a, b, c, d, e, f < k such that a + b = c + d = e + f and a*b = c*k + d , c*d = e*k + f. 0
 26, 41, 46, 49, 61, 66, 81, 82, 101, 109, 129, 141, 145, 163, 170, 177, 186, 201, 204, 209, 217, 218, 225, 244, 248, 253, 257, 266, 280, 289, 290, 302, 316, 325, 329, 341, 342, 343, 352, 353, 356, 361, 375, 378, 381, 386, 389, 401, 409, 417, 419, 431, 433, 436, 442, 449, 451, 465 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS EXAMPLE For k = 26, a = 10, b = 15, c = 5, d = 20, e = 3, f = 22, and 10*15 = 5*26 + 20, 5*20 = 3*26 + 22, 10 + 15 = 5 + 20 = 3 + 22. CROSSREFS Sequence in context: A105997 A075288 A320255 * A125218 A174990 A285513 Adjacent sequences:  A348283 A348284 A348285 * A348287 A348288 A348289 KEYWORD nonn,easy AUTHOR Naohiro Nomoto, Oct 10 2021 STATUS approved

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Last modified January 20 10:55 EST 2022. Contains 350472 sequences. (Running on oeis4.)