Growth series for affine Coxeter group (or affine Weyl group) D_7.

Terms

a(0) =1a(1) =8a(2) =35a(3) =113a(4) =301a(5) =700a(6) =1472a(7) =2864a(8) =5236a(9) =9094a(10) =15128a(11) =24255a(12) =37669a(13) =56896a(14) =83853a(15) =120913a(16) =170975a(17) =237539a(18) =324787a(19) =437668a(20) =581987a(21) =764501a(22) =993020a(23) =1276513a(24) =1625220a(25) =2050768a(26) =2566292a(27) =3186562a(28) =3928115a(29) =4809392