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 A034671 #16 Jul 08 2025 21:26:52 %S A034671 12,195,7735,442845,29023267,2005585725,141719798155,10114218870405, %T A034671 725146833048547,52103103629506605,3747629441452207675, %U A034671 269694457905705145365,19413186029551925462227,1397576996396685547697085,100619359595850764613466795 %N A034671 Sum of n-th powers of divisors of 72. %H A034671 T. D. Noe, <a href="/A034671/b034671.txt">Table of n, a(n) for n=0..200</a> %t A034671 Total[#^Range[0, 20]&/@Divisors[72]] (* _Vincenzo Librandi_, Apr 17 2014 *) %o A034671 (Magma) [DivisorSigma(n,72): n in [0..15]]; // _Vincenzo Librandi_, Apr 17 2014 %Y A034671 Cf. A018271 (divisors of 72). %K A034671 nonn,easy %O A034671 0,1 %A A034671 _N. J. A. Sloane_