Number of conjugacy classes of the symplectic group Sp(2n, 2) over the field with 2 elements.

Terms

a(0) =1a(1) =3a(2) =11a(3) =30a(4) =81a(5) =198a(6) =477a(7) =1089a(8) =2451a(9) =5358a(10) =11567a(11) =24537a(12) =51577a(13) =107205a(14) =221378a(15) =453900a(16) =926395a(17) =1882152a(18) =3812232a(19) =7699191a(20) =15518112a(21) =31220991a(22) =62733296a(23) =125911851a(24) =252516626a(25) =506082933a(26) =1013780968a(27) =2029989807a(28) =4063678159a(29) =8132877129