Solutions of n=x3+y3+z3
400 <= n <= 499, not equal to 4 or 5 (mod 9) , 0 <= |x| <= |y| <= |z| <= 1010
n x y z 402 37685 41378 -49915 403 -85 -156 164 404 -4 5 7 405 4 5 6 406 -1 4 7 407 0 4 7 408 1 4 7 411 35 38 -46 412 11 17 -18 413 3 -7 9 414 3 -5 8 415 2 4 7 416 -383 -390 487 417 145 502 -506 * 420 8859060149051 -2680209928162 -8776520527687 421 -3 -4 8 422 -5 -13 14 423 18 23 -26 424 3 -11 12 425 -14 -32 33 426 -38 -95 97 429 182 284 -307 430 18 29 -31 431 -1 6 6 432 2058 2659 -3019 433 1 6 6 434 3 4 7 * 435 -2058260 -5434196 5530891 438 -37 -130 131 * 439 264488 331574 -380193 440 1055 1878 -1983 441 -3 5 7 442 -3 -12 13 443 -26 -77 78 * 444 3460795 14820289 -14882930 447 -1 -4 8 448 23 62 -63 449 1 -4 8 450 4 -7 9 451 4 -5 8 * 452 -2267462975 -3041790413 3414300774 453 10 13 -14 456 5 -10 11 457 -31 -70 72 458 -3 -3 8 459 -60 -85 94 460 -2 5 7 461 -3 -8 10 * 462 -1024946 -1832411 1933609 465 11 11 -13 466 5 5 6 467 -1 5 7 468 0 5 7 469 1 5 7 470 -6 7 7 471 4 4 7 474 -7 -16 17 475 3 -4 8 476 2 5 7 477 -2 -3 8 * 478 -1368722 -13434503 13439237 479 -5 -5 9 480 -149615 -1000052 1001167 483 -4 -13 14 484 -1 -3 8 485 0 -3 8 486 1 -3 8 487 -1 -8 10 488 49 54 -65 489 1 -8 10 492 -19 -49 50 493 2 -3 8 494 -372 -403 489 495 3 5 7 496 3 -12 13 497 21 25 -29 498 -803 -1112 1237 * 420 : Leonid Durman (April 19, 2007)
http://www.uni-math.gwdg.de/jahnel/linkstopaperse.html
http://www.uni-math.gwdg.de/jahnel/Arbeiten/Liste/threecubes_20070419.txt
* 435, 444 : Kenji Koyama, Yukio Tsuruoka, and Hiroshi Sekigawa, On Searching for Solutions of the Diophantine Equation x3+y3+z3=n, Math. Comp. 55(1997),841-851.
* 439, 462 : Elkies (1996)
* 452 : D. J. Bernstein (July 29, 2001) http://cr.yp.to/threecubes.html
* 478 : Jagy (1995)
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