Number of compositions of n whose run-lengths are all equal.

Terms

a(0) =1a(1) =1a(2) =2a(3) =4a(4) =6a(5) =8a(6) =19a(7) =24a(8) =45a(9) =75a(10) =133a(11) =215a(12) =401a(13) =662a(14) =1177a(15) =2035a(16) =3587a(17) =6190a(18) =10933a(19) =18979a(20) =33339a(21) =58157a(22) =101958a(23) =178046a(24) =312088a(25) =545478a(26) =955321a(27) =1670994a(28) =2925717a(29) =5118560