Number of integer compositions of n with all distinct run-sums.

Terms

a(0) =1a(1) =1a(2) =2a(3) =4a(4) =5a(5) =12a(6) =24a(7) =38a(8) =52a(9) =111a(10) =218a(11) =286a(12) =520a(13) =792a(14) =1358a(15) =2628a(16) =4155a(17) =5508a(18) =9246a(19) =13182a(20) =23480a(21) =45150a(22) =54540a(23) =94986a(24) =146016a(25) =213725a(26) =301104a(27) =478586a(28) =851506a(29) =1302234