Number of partitions of n for which 2*(number of distinct parts) > (number of parts).

Terms

a(0) =0a(1) =1a(2) =1a(3) =2a(4) =3a(5) =5a(6) =5a(7) =9a(8) =12a(9) =17a(10) =22a(11) =30a(12) =38a(13) =51a(14) =64a(15) =89a(16) =110a(17) =141a(18) =177a(19) =225a(20) =279a(21) =352a(22) =436a(23) =543a(24) =669a(25) =827a(26) =1012a(27) =1244a(28) =1494a(29) =1827