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 A016980 #16 Apr 01 2022 09:11:35 %S A016980 244140625,3138428376721,582622237229761,21914624432020321, %T A016980 353814783205469041,3379220508056640625,22563490300366186081, %U A016980 116191483108948578241,491258904256726154641,1779197418239532716881,5688009063105712890625,16409682740640811134241,43439888521963583647921 %N A016980 a(n) = (6*n + 5)^12. %H A016980 Vincenzo Librandi, <a href="/A016980/b016980.txt">Table of n, a(n) for n = 0..1000</a> %H A016980 <a href="/index/Rec#order_13">Index entries for linear recurrences with constant coefficients</a>, signature (13,-78,286,-715,1287,-1716,1716,-1287,715,-286,78,-13,1). %F A016980 From _Amiram Eldar_, Apr 01 2022: (Start) %F A016980 a(n) = A016969(n)^12 = A016970(n)^6 = A016971(n)^4 = A016972(n)^3 = A016974(n)^2. %F A016980 Sum_{n>=0} 1/a(n) = PolyGamma(11, 5/6)/86890185149644800. (End) %o A016980 (Magma) [(6*n+5)^12: n in [0..40]]; // _Vincenzo Librandi_, May 19 2011 %Y A016980 Cf. A016969 (6*n + 5), A016970, A016971, A016972, A016973, A016974, A016975, A016976, A016977, A016978, A016979. %Y A016980 Subsequence of A008456 (n^12). %K A016980 nonn,easy %O A016980 0,1 %A A016980 _N. J. A. Sloane_