Central moment sequence of tr(A^4) in USp(4).

Terms

a(0) =1a(1) =0a(2) =3a(3) =1a(4) =21a(5) =26a(6) =215a(7) =498a(8) =2821a(9) =9040a(10) =43695a(11) =165375a(12) =752785a(13) =3101970a(14) =13881803a(15) =59837183a(16) =267860685a(17) =1184749704a(18) =5337504263a(19) =23996776941a(20) =108964583121a(21) =495544446410