Coefficients in expansion of 1/(1 - x - 3*x^4).

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =4a(5) =7a(6) =10a(7) =13a(8) =25a(9) =46a(10) =76a(11) =115a(12) =190a(13) =328a(14) =556a(15) =901a(16) =1471a(17) =2455a(18) =4123a(19) =6826a(20) =11239a(21) =18604a(22) =30973a(23) =51451a(24) =85168a(25) =140980a(26) =233899a(27) =388252a(28) =643756a(29) =1066696