cp's OEIS Frontend

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.

A077107 Least integer cube >= n^2.

This page as a plain text file.
%I A077107 #17 May 17 2025 05:42:14
%S A077107 0,1,8,27,27,27,64,64,64,125,125,125,216,216,216,343,343,343,343,512,
%T A077107 512,512,512,729,729,729,729,729,1000,1000,1000,1000,1331,1331,1331,
%U A077107 1331,1331,1728,1728,1728,1728,1728,2197,2197,2197,2197,2197,2744
%N A077107 Least integer cube >= n^2.
%H A077107 Harvey P. Dale, <a href="/A077107/b077107.txt">Table of n, a(n) for n = 0..1000</a>
%F A077107 a(n) - A070923(n) = n^2.
%F A077107 a(n) = A121536(n)^3. - _Amiram Eldar_, May 17 2025
%F A077107 a(n) = A048763(n^2). - _Michel Marcus_, May 17 2025
%e A077107 a(20) = 512, as 512 = 8^3 is the least cube >= 400 = 20^2.
%t A077107 Table[Ceiling[Surd[n^2,3]]^3,{n,0,50}] (* _Harvey P. Dale_, Jan 02 2020 *)
%Y A077107 Cf. A000578, A000290, A048763, A070923, A077106, A077115, A077110, A121536,
%K A077107 nonn,easy
%O A077107 0,3
%A A077107 _Reinhard Zumkeller_, Oct 29 2002