Coordination sequence for CaF2(2), F position.

Terms

a(0) =1a(1) =4a(2) =22a(3) =24a(4) =82a(5) =64a(6) =182a(7) =124a(8) =322a(9) =204a(10) =502a(11) =304a(12) =722a(13) =424a(14) =982a(15) =564a(16) =1282a(17) =724a(18) =1622a(19) =904a(20) =2002a(21) =1104a(22) =2422a(23) =1324a(24) =2882a(25) =1564a(26) =3382a(27) =1824a(28) =3922a(29) =2104