Number of dominating sets in the n-trapezohedral graph.

Terms

a(0) =2a(1) =9a(2) =45a(3) =183a(4) =693a(5) =2589a(6) =9639a(7) =35933a(8) =134373a(9) =504435a(10) =1901445a(11) =7197265a(12) =27354591a(13) =104380753a(14) =399825877a(15) =1537106943a(16) =5929737029a(17) =22949642261a(18) =89091052407a(19) =346830913637