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Numbers that are the sum of 8 positive 7th powers.
31

%I #13 Aug 03 2020 08:53:28

%S 8,135,262,389,516,643,770,897,1024,2194,2321,2448,2575,2702,2829,

%T 2956,3083,4380,4507,4634,4761,4888,5015,5142,6566,6693,6820,6947,

%U 7074,7201,8752,8879,9006,9133,9260,10938,11065,11192,11319,13124,13251,13378,15310,15437,16391

%N Numbers that are the sum of 8 positive 7th powers.

%H David A. Corneth, <a href="/A003375/b003375.txt">Table of n, a(n) for n = 1..10000</a>

%e From _David A. Corneth_, Aug 03 2020: (Start)

%e 858636 is in the sequence as 858636 = 1^7 + 2^7 + 2^7 + 3^7 + 4^7 + 6^7 + 6^7 + 6^7.

%e 2146435 is in the sequence as 2146435 = 1^7 + 1^7 + 1^7 + 2^7 + 4^7 + 4^7 + 4^7 + 8^7.

%e 2846170 is in the sequence as 2846170 = 2^7 + 4^7 + 4^7 + 5^7 + 5^7 + 6^7 + 6^7 + 8^7. (End)

%Y Cf. A001015.

%K nonn,easy

%O 1,1

%A _N. J. A. Sloane_