

A039664


Numbers n such that n^4 can be written as a sum of four 4th powers with no common factor.


3



353, 651, 2487, 2501, 2829, 3723, 3973, 4267, 4333, 4449, 4949, 5281, 5463, 5491, 5543, 5729, 6167, 6609, 6801, 7101, 7209, 7339, 7703, 8373, 8433, 8493, 8517, 8577, 8637, 9137, 9243, 9431, 9519, 9639, 9797, 9877, 10419, 10939, 11681, 11757
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OFFSET

1,1


LINKS

T. D. Noe, Table of n, a(n) for n=1..1003 (from Wroblewski, with duplicate n removed)
L. J. Lander, T. R. Parkin and J. L. Selfridge, A survey of equal sums of like powers, Math. Comp. vol. 21 no. 99, 1967, pp. 446459, Table 1.
Eric Weisstein's World of Mathematics, Diophantine Equation  4th powers
Jaroslaw Wroblewski, Exhaustive list of 1009 solutions to (4,1,4) below 222,000


CROSSREFS

Cf. A003294, A096739.
Sequence in context: A059635 A003294 A096739 * A054825 A142565 A265449
Adjacent sequences: A039661 A039662 A039663 * A039665 A039666 A039667


KEYWORD

nonn


AUTHOR

Felice Russo


EXTENSIONS

Edited by Don Reble (djr(AT)nk.ca), Jul 07 2007


STATUS

approved



