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 A263846 #10 Jun 19 2022 15:15:13 %S A263846 1,1,1,1,2,2,2,2,2,3,3,3,3,3,3,3,3,3,4,4,4,4,4,4,4,4,4,4,4,4,5,5,5,5, %T A263846 5,5,5,5,5,5,5,5,5,5,5,5,5,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6, %U A263846 7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8 %N A263846 Floor of cube root of n-th prime. %F A263846 a(n) = A048766(A000040(n)). - _Michel Marcus_, Nov 10 2015 %t A263846 Floor[Surd[#,3]]&/@Prime[Range[120]] (* _Harvey P. Dale_, Jun 19 2022 *) %o A263846 (PARI) a(n) = sqrtnint(prime(n), 3); \\ _Michel Marcus_, Nov 10 2015 %Y A263846 Cf. A000006, A000196, A048766. %K A263846 nonn %O A263846 1,5 %A A263846 _N. J. A. Sloane_, Nov 09 2015