Number of minimal dominating sets in the grid graph P_3 X P_n.

Terms

a(0) =2a(1) =7a(2) =16a(3) =53a(4) =154a(5) =436a(6) =1268a(7) =3660a(8) =10610a(9) =30744a(10) =89079a(11) =258251a(12) =748420a(13) =2169219a(14) =6287336a(15) =18222901a(16) =52817261a(17) =153084840a(18) =443698814a(19) =1286012537a(20) =3727362387a(21) =10803344089a(22) =31312289784a(23) =90755170545a(24) =263043739916a(25) =762402920030