Coordination sequence for A_9 lattice.

Terms

a(0) =1a(1) =90a(2) =2070a(3) =22530a(4) =151560a(5) =731502a(6) =2777370a(7) =8809110a(8) =24314490a(9) =60110030a(10) =135916002a(11) =285510150a(12) =563873400a(13) =1056789450a(14) =1893408750a(15) =3262336002a(16) =5431848930a(17) =8774904690a(18) =13799638910a(19) =21186110970a(20) =31830097752a(21) =46894786710