Triangle read by rows: numerators of the almost-Riordan array ( (3 - 3*x)/(2*x^2 - 6*x + 3) | 3/(2*x^2 - 6*x + 3), (1 - 3*x - sqrt(5*x^2 - 6*x + 1))/(2*x) ).

A389749

Triangle read by rows: numerators of the almost-Riordan array ( (3 - 3*x)/(2*x^2 - 6*x + 3) | 3/(2*x^2 - 6*x + 3), (1 - 3*x - sqrt(5*x^2 - 6*x + 1))/(2*x) ).

Terms

    a(0) =1a(1) =1a(2) =1a(3) =4a(4) =2a(5) =1a(6) =2a(7) =10a(8) =5a(9) =1a(10) =28a(11) =16a(12) =58a(13) =8a(14) =1a(15) =44a(16) =76a(17) =214a(18) =133a(19) =11a(20) =1a(21) =208a(22) =40a(23) =2401a(24) =646a(25) =235a(26) =14a(27) =1a(28) =328a(29) =568

External references