Number of compositions of n with strictly increasing differences.

Terms

a(0) =1a(1) =1a(2) =2a(3) =3a(4) =6a(5) =8a(6) =11a(7) =18a(8) =24a(9) =30a(10) =45a(11) =57a(12) =71a(13) =96a(14) =120a(15) =148a(16) =192a(17) =235a(18) =286a(19) =354a(20) =431a(21) =518a(22) =628a(23) =752a(24) =893a(25) =1063a(26) =1262a(27) =1482a(28) =1744a(29) =2046