Number of different coefficient values in expansion of Product_{i=1..n} (1+q^i).

Terms

a(0) =1a(1) =1a(2) =1a(3) =2a(4) =2a(5) =3a(6) =5a(7) =8a(8) =14a(9) =18a(10) =24a(11) =30a(12) =37a(13) =43a(14) =50a(15) =58a(16) =66a(17) =74a(18) =83a(19) =93a(20) =103a(21) =113a(22) =124a(23) =136a(24) =148a(25) =160a(26) =173a(27) =187a(28) =201a(29) =215