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 A155016 #25 Oct 27 2023 21:43:21 %S A155016 0,1,90,1262,8192,34938,114283,311269,741455,1594323,3162277,5875603, %T A155016 10343751,17403307,28172943,44115700,67108864,99521746,144301645, %U A155016 205068240,286216701,393029741,531798888,709955183,936209559,1220703125 %N A155016 Integer part of square root of A010801. %H A155016 Alois P. Heinz, <a href="/A155016/b155016.txt">Table of n, a(n) for n = 0..1000</a> (first 100 terms from Karl V. Keller, Jr.) %t A155016 a={};Do[AppendTo[a,IntegerPart[(n^13)^(1/2)]],{n,0,5!}];a %t A155016 Table[Floor[Sqrt[n^13]], {n,1,30}] (* _G. C. Greubel_, Dec 30 2017 *) %o A155016 (PARI) for(n=1,30, print1(floor(sqrt(n^13)), ", ")) \\ _G. C. Greubel_, Dec 30 2017 %o A155016 (Magma) [Floor(Sqrt(n^13)): n in [1..30]]; // _G. C. Greubel_, Dec 30 2017 %Y A155016 Integer part of square root of n^k: A000196 (k=1), A000093 (k=3), A155013 (k=5), A155014 (k=7), A155015 (k=11), this sequence (k=13), A155018 (k=15), A155019 (k=17). %K A155016 nonn %O A155016 0,3 %A A155016 _Vladimir Joseph Stephan Orlovsky_, Jan 19 2009 %E A155016 Offset corrected by _Karl V. Keller, Jr._, Sep 27 2014