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

Terms

a(0) =0a(1) =0a(2) =1a(3) =2a(4) =4a(5) =7a(6) =11a(7) =16a(8) =25a(9) =35a(10) =48a(11) =68a(12) =92a(13) =123a(14) =164a(15) =216a(16) =282a(17) =367a(18) =471a(19) =604a(20) =769a(21) =975a(22) =1225a(23) =1542a(24) =1924a(25) =2395a(26) =2968a(27) =3669a(28) =4514a(29) =5547