Riordan array (1/(1-x-x^2), x(1+x)/(1-x-x^2)^2).

Terms

a(0) =1a(1) =1a(2) =1a(3) =2a(4) =4a(5) =1a(6) =3a(7) =12a(8) =7a(9) =1a(10) =5a(11) =31a(12) =31a(13) =10a(14) =1a(15) =8a(16) =73a(17) =110a(18) =59a(19) =13a(20) =1a(21) =13a(22) =162a(23) =340a(24) =267a(25) =96a(26) =16a(27) =1a(28) =21a(29) =344