Number of reduced words of length n in Coxeter group on 3 generators S_i with relations (S_i)^2 = (S_i S_j)^16 = I.
A167881
Number of reduced words of length n in Coxeter group on 3 generators S_i with relations (S_i)^2 = (S_i S_j)^16 = 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) =3072a(12) =6144a(13) =12288a(14) =24576a(15) =49152a(16) =98301a(17) =196596a(18) =393183a(19) =786348a(20) =1572660a(21) =3145248a(22) =6290352a(23) =12580416a(24) =25160256a(25) =50319360a(26) =100636416a(27) =201268224a(28) =402527232a(29) =805036032
External references
- oeis: A167881