Number of minimum dominating sets in the grid graph P_4 X P_n.

Terms

a(0) =4a(1) =12a(2) =29a(3) =2a(4) =52a(5) =92a(6) =2a(7) =4a(8) =324a(9) =2a(10) =10a(11) =8a(12) =2a(13) =16a(14) =32a(15) =18a(16) =22a(17) =74a(18) =90a(19) =60a(20) =134a(21) =270a(22) =258a(23) =276a(24) =612a(25) =888a(26) =852a(27) =1298a(28) =2382a(29) =2886