Number of partitions of n such that 2*(greatest part) <= (number of parts).

Terms

a(0) =0a(1) =1a(2) =1a(3) =1a(4) =2a(5) =3a(6) =4a(7) =6a(8) =7a(9) =10a(10) =13a(11) =18a(12) =23a(13) =31a(14) =39a(15) =50a(16) =64a(17) =82a(18) =102a(19) =130a(20) =162a(21) =203a(22) =252a(23) =313a(24) =384a(25) =475a(26) =580a(27) =710a(28) =864a(29) =1053