Number of minimal total dominating sets in the n-gear graph.

Terms

a(0) =0a(1) =6a(2) =12a(3) =6a(4) =30a(5) =30a(6) =56a(7) =110a(8) =156a(9) =306a(10) =506a(11) =870a(12) =1560a(13) =2652a(14) =4692a(15) =8190a(16) =14280a(17) =25122a(18) =43890a(19) =77006a(20) =135056a(21) =236682a(22) =415380a(23) =728462a(24) =1278030a(25) =2242506a(26) =3934272a(27) =6903756a(28) =12113880a(29) =21256710