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 A330695 #4 Dec 26 2019 10:46:01 %S A330695 1,4,7,9,27,36,63,117,171,189,252,351,468,504,756,819,1197,1953,2223, %T A330695 2457,3276,3591,4788,5733,6552,9576,9828,14364,15561,25389,30303, %U A330695 35217,37107,44289,46683,62244,76167,90909,101556,108927,124488,186732,296856,304668 %N A330695 Indices k at which record low values of the ratio A046530(k)/k occur. %C A330695 A046530(k) is the number of distinct cubic residues mod k. %e A330695 n a(n)=k A046530(k) ratio A046530(k)/k %e A330695 -- ------ ---------- ------------------ %e A330695 1 1 1 1.0000000000000... %e A330695 2 4 3 0.7500000000000... %e A330695 3 7 3 0.4285714285714... %e A330695 4 9 3 0.3333333333333... %e A330695 5 27 7 0.2592592592592... %e A330695 6 36 9 0.2500000000000... %e A330695 7 63 9 0.1428571428571... %e A330695 8 117 15 0.1282051282051... %e A330695 9 171 21 0.1228070175438... %e A330695 10 189 21 0.1111111111111... %e A330695 11 252 27 0.1071428571428... %e A330695 12 351 35 0.0997150997150... %e A330695 13 468 45 0.0961538461538... %e A330695 14 504 45 0.0892857142857... %e A330695 15 756 63 0.0833333333333... %e A330695 16 819 45 0.0549450549450... %e A330695 17 1197 63 0.0526315789473... %e A330695 18 1953 99 0.0506912442396... %e A330695 19 2223 105 0.0472334682860... %e A330695 20 2457 105 0.0427350427350... %e A330695 21 3276 135 0.0412087912087... %e A330695 22 3591 147 0.0409356725146... %e A330695 23 4788 189 0.0394736842105... %e A330695 24 5733 225 0.0392464678178... %e A330695 25 6552 225 0.0343406593406... %e A330695 26 9576 315 0.0328947368421... %e A330695 27 9828 315 0.0320512820512... %e A330695 28 14364 441 0.0307017543859... %e A330695 29 15561 315 0.0202429149797... %e A330695 30 25389 495 0.0194966323998... %e A330695 31 30303 585 0.0193050193050... %e A330695 32 35217 675 0.0191668796319... %e A330695 33 37107 693 0.0186757215619... %e A330695 34 44289 819 0.0184921763869... %e A330695 35 46683 735 0.0157444894286... %e A330695 36 62244 945 0.0151821862348... %e A330695 37 76167 1155 0.0151640474221... %e A330695 38 90909 1365 0.0150150150150... %e A330695 39 101556 1485 0.0146224742998... %e A330695 40 108927 1575 0.0144592249855... %e A330695 41 124488 1575 0.0126518218623... %e A330695 42 186732 2205 0.0118083670715... %e A330695 43 296856 3465 0.0116723259762... %e A330695 44 304668 3465 0.0113730355665... %Y A330695 Cf. A046530. %K A330695 nonn %O A330695 1,2 %A A330695 _Jon E. Schoenfield_, Dec 26 2019