Growth series for affine Coxeter group B_7.

Terms

a(0) =1a(1) =8a(2) =35a(3) =113a(4) =301a(5) =700a(6) =1471a(7) =2857a(8) =5209a(9) =9016a(10) =14940a(11) =23856a(12) =36897a(13) =55504a(14) =81481a(15) =117055a(16) =164941a(17) =228412a(18) =311373a(19) =418440a(20) =555023a(21) =727414a(22) =942880a(23) =1209761a(24) =1537573a(25) =1937115a(26) =2420581a(27) =3001676a(28) =3695738a(29) =4519865