Number of monohedral disk tilings of type C^t_{3,n}.

Terms

a(0) =2a(1) =62a(2) =116a(3) =200a(4) =318a(5) =476a(6) =682a(7) =946a(8) =1272a(9) =1674a(10) =2152a(11) =2724a(12) =3394a(13) =4176a(14) =5078a(15) =6110a(16) =7284a(17) =8614a(18) =10108a(19) =11784a(20) =13646a(21) =15716a(22) =18002a(23) =20522a(24) =23288a(25) =26314a(26) =29616a(27) =33212a(28) =37114a(29) =41344