Number of levels in the compositions of n with odd summands.

Terms

a(0) =1a(1) =0a(2) =3a(3) =2a(4) =8a(5) =10a(6) =23a(7) =36a(8) =69a(9) =116a(10) =208a(11) =356a(12) =621a(13) =1064a(14) =1831a(15) =3126a(16) =5336a(17) =9070a(18) =15395a(19) =26060a(20) =44041a(21) =74280a(22) =125088a(23) =210312a(24) =353113a(25) =592080a(26) =991563a(27) =1658666a(28) =2771624a(29) =4626706