This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A004814 #19 Aug 01 2020 23:50:52 %S A004814 3,2050,4097,6144,177149,179196,181243,354295,356342,531441,4194306, %T A004814 4196353,4198400,4371452,4373499,4548598,8388609,8390656,8565755, %U A004814 12582912,48828127,48830174,48832221,49005273,49007320,49182419,53022430 %N A004814 Numbers that are the sum of 3 positive 11th powers. %C A004814 As the order of addition doesn't matter we can assume terms are in nondecreasing order. - _David A. Corneth_, Aug 01 2020 %H A004814 David A. Corneth, <a href="/A004814/b004814.txt">Table of n, a(n) for n = 1..10000</a> (first 1000 terms from T. D. Noe) %e A004814 From _David A. Corneth_, Aug 01 2020: (Start) %e A004814 204800049005272 is in the sequence as 204800049005272 = 3^11 + 5^11 + 20^11. %e A004814 2518268235958260 is in the sequence as 2518268235958260 = 16^11 + 19^11 + 25^11. %e A004814 3786934745885995 is in the sequence as 3786934745885995 = 10^11 + 19^11 + 26^11. (End) %Y A004814 A###### (x, y): Numbers that are the form of x nonzero y-th powers. %Y A004814 Cf. A000404 (2, 2), A000408 (3, 2), A000414 (4, 2), A003072 (3, 3), A003325 (3, 2), A003327 (4, 3), A003328 (5, 3), A003329 (6, 3), A003330 (7, 3), A003331 (8, 3), A003332 (9, 3), A003333 (10, 3), A003334 (11, 3), A003335 (12, 3), A003336 (2, 4), A003337 (3, 4), A003338 (4, 4), A003339 (5, 4), A003340 (6, 4), A003341 (7, 4), A003342 (8, 4), A003343 (9, 4), A003344 (10, 4), A003345 (11, 4), A003346 (12, 4), A003347 (2, 5), A003348 (3, 5), A003349 (4, 5), A003350 (5, 5), A003351 (6, 5), A003352 (7, 5), A003353 (8, 5), A003354 (9, 5), A003355 (10, 5), A003356 (11, 5), A003357 (12, 5), A003358 (2, 6), A003359 (3, 6), A003360 (4, 6), A003361 (5, 6), A003362 (6, 6), A003363 (7, 6), A003364 (8, 6), A003365 (9, 6), A003366 (10, 6), A003367 (11, 6), A003368 (12, 6), A003369 (2, 7), A003370 (3, 7), A003371 (4, 7), A003372 (5, 7), A003373 (6, 7), A003374 (7, 7), A003375 (8, 7), A003376 (9, 7), A003377 (10, 7), A003378 (11, 7), A003379 (12, 7), A003380 (2, 8), A003381 (3, 8), A003382 (4, 8), A003383 (5, 8), A003384 (6, 8), A003385 (7, 8), A003387 (9, 8), A003388 (10, 8), A003389 (11, 8), A003390 (12, 8), A003391 (2, 9), A003392 (3, 9), A003393 (4, 9), A003394 (5, 9), A003395 (6, 9), A003396 (7, 9), A003397 (8, 9), A003398 (9, 9), A003399 (10, 9), A004800 (11, 9), A004801 (12, 9), A004802 (2, 10), A004803 (3, 10), A004804 (4, 10), A004805 (5, 10), A004806 (6, 10), A004807 (7, 10), A004808 (8, 10), A004809 (9, 10), A004810 (10, 10), A004811 (11, 10), A004812 (12, 10), A004813 (2, 11), A004814 (3, 11), A004815 (4, 11), A004816 (5, 11), A004817 (6, 11), A004818 (7, 11), A004819 (8, 11), A004820 (9, 11), A004821 (10, 11), A004822 (11, 11), A004823 (12, 11), A047700 (5, 2). %K A004814 nonn,easy %O A004814 1,1 %A A004814 _N. J. A. Sloane_ %E A004814 Removed incorrect program. - _David A. Corneth_, Aug 01 2020