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 A128585 #8 Jun 01 2023 14:56:01 %S A128585 1,0,1,-1,-1,2,2,0,-4,3,-3,2,4,-9,5,4,-5,0,15,-20,8,-5,9,-10,-15,45, %T A128585 -40,13,6,-14,28,0,-70,112,-78,21,-7,20,-56,42,70,-224,260,-147,34,8, %U A128585 -27,96,-126,0,336,-624,567,-272,55,-9,35,-150,270,-210,-336,1170,-1575,1190,-495,89 %N A128585 Triangle read by rows: A007318^(-1) * A128541. %C A128585 Row sums = A039834: (1, 1, 0, -1, 2, -3, 5, -8, ...); binomial transform of A039834 = (1, 2, 3, 5, 8, 13, 21, ...). %F A128585 Inverse binomial transform of A128541. %F A128585 Matrix product A130595 * A128541. - _Georg Fischer_, Jun 01 2023 %e A128585 First few rows of the triangle %e A128585 1; %e A128585 0, 1; %e A128585 -1, -1, 2; %e A128585 2, 0, -4, 3; %e A128585 -3, 2, 4, -9, 5; %e A128585 4, -5, 0, 15, -20, 8; %e A128585 ... %Y A128585 Cf. A007318, A039834, A128541, A130595. %K A128585 tabl,sign %O A128585 1,6 %A A128585 _Gary W. Adamson_, Mar 11 2007 %E A128585 a(35) corrected and more terms from _Georg Fischer_, Jun 01 2023