Number of minimal dominating sets in the n-ladder graph.

Terms

a(0) =2a(1) =6a(2) =7a(3) =18a(4) =39a(5) =75a(6) =155a(7) =310a(8) =638a(9) =1295a(10) =2624a(11) =5339a(12) =10853a(13) =22069a(14) =44836a(15) =91134a(16) =185259a(17) =376542a(18) =765331a(19) =1555567a(20) =3161843a(21) =6426646a(22) =13062506a(23) =26550391a(24) =53965428a(25) =109688223a(26) =222948193a(27) =453156469a(28) =921069708a(29) =1872133138