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 A005484 M2127 #25 Jul 05 2024 10:07:14 %S A005484 1,2,21,44,725,1494,2219,10370,22959,33329,722868,756197,2991459, %T A005484 15713492,18704951,53123394,71828345,124951739,321731823,3664001792, %U A005484 18641740783,22305742575,85558968508,107864711083,301288390674,8242651259281,33271893427798,41514544687079 %N A005484 Numerators of continued fraction convergents to cube root of 7. %D A005484 D. H. Lehmer, Guide to Tables in the Theory of Numbers. Bulletin No. 105, National Research Council, Washington, DC, 1941, p. 67. %D A005484 P. Seeling, Verwandlung der irrationalen Groesse ... in einen Kettenbruch, Archiv. Math. Phys., 46 (1866), 80-120. %D A005484 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence). %H A005484 Vincenzo Librandi, <a href="/A005484/b005484.txt">Table of n, a(n) for n = 0..999</a> %t A005484 Numerator[Convergents[7^(1/3), 40]] (* _Vincenzo Librandi_, Sep 08 2013 *) %o A005484 (PARI) a(n)= contfracpnqn(contfrac(7^(1/3), n))[1, 1]; \\ _Michel Marcus_, Sep 07 2013 %Y A005484 Cf. A005482, A005483, A005485 (denominators). %K A005484 nonn,frac %O A005484 0,2 %A A005484 _N. J. A. Sloane_, _Herman P. Robinson_ %E A005484 More terms from _Michel Marcus_, Sep 07 2013 %E A005484 Inserted a(27) by _Vincenzo Librandi_, Sep 08 2013 %E A005484 Offset changed by _Andrew Howroyd_, Jul 05 2024