Growth series for affine Coxeter group (or affine Weyl group) D_11.

Terms

a(0) =1a(1) =12a(2) =77a(3) =353a(4) =1298a(5) =4070a(6) =11298a(7) =28468a(8) =66275a(9) =144430a(10) =297585a(11) =584255a(12) =1099879a(13) =1995478a(14) =3503742a(15) =5974816a(16) =9924564a(17) =16098676a(18) =25556652a(19) =39780455a(20) =60813480a(21) =91436445a(22) =135387879a(23) =197638068a(24) =284726628a(25) =405175311a(26) =569989222a(27) =793261337a(28) =1092897070a(29) =1491477647