Number of reduced words of length n in Coxeter group on 3 generators S_i with relations (S_i)^2 = (S_i S_j)^11 = I.
A166327
Number of reduced words of length n in Coxeter group on 3 generators S_i with relations (S_i)^2 = (S_i S_j)^11 = I.
Terms
- a(0) =1a(1) =3a(2) =6a(3) =12a(4) =24a(5) =48a(6) =96a(7) =192a(8) =384a(9) =768a(10) =1536a(11) =3069a(12) =6132a(13) =12255a(14) =24492a(15) =48948a(16) =97824a(17) =195504a(18) =390720a(19) =780864a(20) =1560576a(21) =3118848a(22) =6233094a(23) =12456993a(24) =24895608a(25) =49754487a(26) =99435570a(27) =198724440a(28) =397155696a(29) =793725456
External references
- oeis: A166327