# Greetings from The On-Line Encyclopedia of Integer Sequences! http://oeis.org/ Search: id:a003347 Showing 1-1 of 1 %I A003347 #28 Sep 09 2022 17:24:40 %S A003347 2,33,64,244,275,486,1025,1056,1267,2048,3126,3157,3368,4149,6250, %T A003347 7777,7808,8019,8800,10901,15552,16808,16839,17050,17831,19932,24583, %U A003347 32769,32800,33011,33614,33792,35893,40544,49575,59050,59081,59292,60073,62174,65536,66825,75856 %N A003347 Numbers that are the sum of 2 positive 5th powers. %H A003347 David A. Corneth, Table of n, a(n) for n = 1..10000 (first 1000 terms from T. D. Noe) %H A003347 Samuel S. Wagstaff, Jr., Equal Sums of Two Distinct Like Powers, J. Int. Seq., Vol. 25 (2022), Article 22.3.1. %e A003347 From _David A. Corneth_, Aug 03 2020: (Start) %e A003347 917552689 is in the sequence as 917552689 = 17^5 + 62^5. %e A003347 2557575000 is in the sequence as 2557575000 = 45^5 + 75^5. %e A003347 5828050944 is in the sequence as 5828050944 = 56^5 + 88^5. (End) %t A003347 With[{k = 5}, Union@ Map[(#[[1]]^k + #[[2]]^k) &, Tuples[Range[9], {2}]]] (* _Michael De Vlieger_, Sep 09 2022, after _Harvey P. Dale_ at A004999 *) %Y A003347 Cf. A000584, A003336, A003348, A003358, A088703. %K A003347 nonn %O A003347 1,1 %A A003347 _N. J. A. Sloane_ # Content is available under The OEIS End-User License Agreement: http://oeis.org/LICENSE