Number of broken 2-diamond partitions of n.

Terms

a(0) =1a(1) =3a(2) =8a(3) =19a(4) =41a(5) =82a(6) =158a(7) =291a(8) =519a(9) =901a(10) =1527a(11) =2533a(12) =4128a(13) =6615a(14) =10445a(15) =16273a(16) =25044a(17) =38108a(18) =57393a(19) =85606a(20) =126553a(21) =185533a(22) =269886a(23) =389719a(24) =558900a(25) =796317a(26) =1127628a(27) =1587498a(28) =2222571a(29) =3095346