Coordination sequence for D_5 lattice.

Terms

a(0) =1a(1) =40a(2) =370a(3) =1640a(4) =4930a(5) =11752a(6) =24050a(7) =44200a(8) =75010a(9) =119720a(10) =182002a(11) =265960a(12) =376130a(13) =517480a(14) =695410a(15) =915752a(16) =1184770a(17) =1509160a(18) =1896050a(19) =2353000a(20) =2888002a(21) =3509480a(22) =4226290a(23) =5047720a(24) =5983490a(25) =7043752