Triangle read by rows: numerators of the almost-Riordan array ( (-6*x - 3 - 3*sqrt(12*x^2 - 8*x + 1))/(8*x^2 - 3*x - 3 + (3*x - 3)*sqrt(12*x^2 - 8*x + 1)) | 6/(3*(1 - x)*sqrt(12*x^2 - 8*x + 1) - 8*x^2 + 3*x + 3), (1 - 4*x - sqrt(12*x^2 - 8*x + 1))/(2*x) ).
A389739
Triangle read by rows: numerators of the almost-Riordan array ( (-6*x - 3 - 3*sqrt(12*x^2 - 8*x + 1))/(8*x^2 - 3*x - 3 + (3*x - 3)*sqrt(12*x^2 - 8*x + 1)) | 6/(3*(1 - x)*sqrt(12*x^2 - 8*x + 1) - 8*x^2 + 3*x + 3), (1 - 4*x - sqrt(12*x^2 - 8*x + 1))/(2*x) ).
Terms
- a(0) =1a(1) =1a(2) =1a(3) =4a(4) =2a(5) =1a(6) =2a(7) =13a(8) =6a(9) =1a(10) =31a(11) =37a(12) =88a(13) =10a(14) =1a(15) =68a(16) =406a(17) =419a(18) =211a(19) =14a(20) =1a(21) =610a(22) =577a(23) =6067a(24) =435a(25) =382a(26) =18a(27) =1a(28) =2341a(29) =24004
External references
- oeis: A389739