Growth series for affine Coxeter group B_6.

Terms

a(0) =1a(1) =7a(2) =27a(3) =78a(4) =188a(5) =399a(6) =771a(7) =1386a(8) =2352a(9) =3807a(10) =5924a(11) =8916a(12) =13041a(13) =18606a(14) =25971a(15) =35554a(16) =47835a(17) =63361a(18) =82750a(19) =106695a(20) =135968a(21) =171425a(22) =214011a(23) =264764a(24) =324820a(25) =395417a(26) =477900a(27) =573724a(28) =684459a(29) =811795