%I #23 Aug 04 2020 15:07:05
%S 6,517,1028,1539,2050,2561,3072,19688,20199,20710,21221,21732,22243,
%T 39370,39881,40392,40903,41414,59052,59563,60074,60585,78734,79245,
%U 79756,98416,98927,118098,262149,262660,263171,263682,264193,264704,281831,282342,282853,283364,283875
%N Numbers that are the sum of 6 positive 9th powers.
%H David A. Corneth, <a href="/A003395/b003395.txt">Table of n, a(n) for n = 1..10000</a> (first 1000 terms from Harvey P. Dale)
%e From _David A. Corneth_, Aug 03 2020: (Start)
%e 205066567 is in the sequence as 205066567 = 4^9 + 6^9 + 6^9 + 6^9 + 7^9 + 8^9.
%e 565898075 is in the sequence as 565898075 = 1^9 + 5^9 + 5^9 + 7^9 + 8^9 + 9^9.
%e 1508481311 is in the sequence as 1508481311 = 1^9 + 7^9 + 7^9 + 7^9 + 9^9 + 10^9. (End)
%t With[{nn=4},Select[Total/@Tuples[Range[nn]^9,6]//Union,#<(nn+1)^9+5&]] (* _Harvey P. Dale_, Apr 28 2018 *)
%Y Cf. A001017 (ninth powers).
%K nonn,easy
%O 1,1
%A _N. J. A. Sloane_
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