Coordination sequence for D_10 lattice.

Terms

a(0) =1a(1) =180a(2) =6440a(3) =94620a(4) =802640a(5) =4687108a(6) =20924280a(7) =76392940a(8) =238753440a(9) =659632980a(10) =1649142216a(11) =3796582460a(12) =8156356080a(13) =16522765220a(14) =31822575640a(15) =58659933324a(16) =104054451520a(17) =178420035060a(18) =296839277160a(19) =480696051420a(20) =759737228432