Expansion of (1+2x)*(1+2*x^2)/((1-x)*(1+x)*(1-2*x^2)).

Terms

a(0) =1a(1) =2a(2) =5a(3) =10a(4) =13a(5) =26a(6) =29a(7) =58a(8) =61a(9) =122a(10) =125a(11) =250a(12) =253a(13) =506a(14) =509a(15) =1018a(16) =1021a(17) =2042a(18) =2045a(19) =4090a(20) =4093a(21) =8186a(22) =8189a(23) =16378a(24) =16381a(25) =32762a(26) =32765a(27) =65530a(28) =65533a(29) =131066