Character of extremal vertex operator algebra of rank 19/2.

Terms

a(0) =1a(1) =0a(2) =266a(3) =703a(4) =4997a(5) =13091a(6) =49989a(7) =122474a(8) =360753a(9) =828400a(10) =2087644a(11) =4524014a(12) =10306531a(13) =21258834a(14) =45004122a(15) =88974283a(16) =178190303a(17) =339675540a(18) =650850434a(19) =1202008572a(20) =2221390339a(21) =3990403142a(22) =7153670354a(23) =12539899946a(24) =21903187213a(25) =37568267009a(26) =64150343834