Coordination sequence for {A_6}* lattice.

Terms

a(0) =1a(1) =14a(2) =98a(3) =462a(4) =1596a(5) =4410a(6) =10374a(7) =21658a(8) =41272a(9) =73206a(10) =122570a(11) =195734a(12) =300468a(13) =446082a(14) =643566a(15) =905730a(16) =1247344a(17) =1685278a(18) =2238642a(19) =2928926a(20) =3780140a(21) =4818954a(22) =6074838a(23) =7580202a(24) =9370536a(25) =11484550a(26) =13964314a(27) =16855398a(28) =20207012a(29) =24072146