Number of self-conjugate three-quadrant Ferrers graphs that partition n.

Terms

a(0) =1a(1) =0a(2) =1a(3) =1a(4) =2a(5) =2a(6) =3a(7) =4a(8) =6a(9) =7a(10) =9a(11) =12a(12) =16a(13) =19a(14) =24a(15) =31a(16) =39a(17) =47a(18) =58a(19) =72a(20) =89a(21) =107a(22) =129a(23) =158a(24) =192a(25) =228a(26) =273a(27) =329a(28) =393a(29) =465