Number of compositions of n with at most one odd part.

Terms

a(0) =1a(1) =1a(2) =1a(3) =3a(4) =2a(5) =8a(6) =4a(7) =20a(8) =8a(9) =48a(10) =16a(11) =112a(12) =32a(13) =256a(14) =64a(15) =576a(16) =128a(17) =1280a(18) =256a(19) =2816a(20) =512a(21) =6144a(22) =1024a(23) =13312a(24) =2048a(25) =28672a(26) =4096a(27) =61440a(28) =8192a(29) =131072