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 A147792 #5 Oct 10 2023 08:05:58 %S A147792 1,64,18,256,50,576,49,1024,81,1600,242,2304,338,3136,225,4096,289, %T A147792 5184,722,6400,882,7744,529,9216,625,10816,1458,12544,1682,14400,961, %U A147792 16384,1089,18496,2450,20736,2738,23104,1521,25600,1681,28224,3698,30976,4050,33856 %N A147792 A quadrisection of A061042. %C A147792 Related to the fractions that describe each fourth transition in the Brackett spectrum of hydrogen. %H A147792 <a href="/index/Rec#order_18">Index entries for linear recurrences with constant coefficients</a>, signature (0, 3, 0, -6, 0, 10, 0, -12, 0, 12, 0, -10, 0, 6, 0, -3, 0, 1). %F A147792 a(n)=A061042(4n+4). %F A147792 Conjecture: a(n) = 3*a(n-2) -6*a(n-4) +10*a(n-6) -12*a(n-8) +12*a(n-10) -10*a(n-12) +6*a(n-14) - 3*a(n-16) +a(n-18). - _R. J. Mathar_, Nov 14 2008 %K A147792 nonn,less %O A147792 0,2 %A A147792 _Paul Curtz_, Nov 13 2008 %E A147792 Index in formula corrected, extended by _R. J. Mathar_, Nov 14 2008