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 A016968 #17 Apr 01 2022 09:10:41 %S A016968 16777216,1000000000000,281474976710656,12855002631049216, %T A016968 232218265089212416,2386420683693101056,16777216000000000000, %U A016968 89762301673555234816,390877006486250192896,1449225352009601191936,4722366482869645213696,13841287201000000000000,37133262473195501387776 %N A016968 a(n) = (6*n + 4)^12. %H A016968 Vincenzo Librandi, <a href="/A016968/b016968.txt">Table of n, a(n) for n = 0..1000</a> %H A016968 <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 A016968 From _Amiram Eldar_, Apr 01 2022: (Start) %F A016968 a(n) = A016957(n)^12 = A016958(n)^6 = A016959(n)^4 = A016960(n)^3 = A016962(n)^2. %F A016968 a(n) = 2^12*A016800(n). %F A016968 Sum_{n>=0} 1/a(n) = PolyGamma(11, 2/3)/86890185149644800. (End) %t A016968 (6Range[0,20]+4)^12 (* _Harvey P. Dale_, Apr 17 2011 *) %o A016968 (Magma) [(6*n+4)^12: n in [0..20]]; // _Vincenzo Librandi_, May 07 2011 %Y A016968 Cf. A016800, A016957, A016958, A016959, A016960, A016961, A016962, A016963, A016964, A016965, A016966, A016967. %Y A016968 Subsequence of A008456. %K A016968 nonn,easy %O A016968 0,1 %A A016968 _N. J. A. Sloane_