Coordination sequence for 6-dimensional cubic lattice.

Terms

a(0) =1a(1) =12a(2) =72a(3) =292a(4) =912a(5) =2364a(6) =5336a(7) =10836a(8) =20256a(9) =35436a(10) =58728a(11) =93060a(12) =142000a(13) =209820a(14) =301560a(15) =423092a(16) =581184a(17) =783564a(18) =1038984a(19) =1357284a(20) =1749456a(21) =2227708a(22) =2805528a(23) =3497748a(24) =4320608a(25) =5291820a(26) =6430632a(27) =7757892a(28) =9296112a(29) =11069532