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 A107679 #19 Sep 08 2022 08:45:18 %S A107679 2,5,8,11,20,50,80,101,110,200,500,800,1001,1010,1100,2000,5000,8000, %T A107679 10001,10010,10100,11000,20000,50000,80000,100001,100010,100100, %U A107679 101000,110000,200000,500000,800000,1000001,1000010,1000100,1001000,1010000,1100000 %N A107679 Numbers n such that sum of digits of n^3 is 2^3 = 8. %H A107679 Vincenzo Librandi, <a href="/A107679/b107679.txt">Table of n, a(n) for n = 1..50</a> %t A107679 Do[If[Total[IntegerDigits[m^3]]==8, Print[m]], {m, 2*10^7}] (* _Vincenzo Librandi_, Aug 13 2017 *) %o A107679 (PARI) isok(n) = sumdigits(n^3) == 8; \\ _Michel Marcus_, Aug 12 2017 %o A107679 (Magma) [ n: n in [1..2*10^6] | 8 eq (&+Intseq(n^3)) ]; // _Vincenzo Librandi_, Aug 13 2017 %Y A107679 Cf. A004164 (sum of digits of cubes), A067075, A159462, A159463. %K A107679 easy,nonn,base %O A107679 1,1 %A A107679 _Zak Seidov_, Jun 10 2005 %E A107679 More terms from _Michel Marcus_, Oct 09 2013