Number of reduced words of length n in the Weyl group A_28.
A161571
Number of reduced words of length n in the Weyl group A_28.
Terms
- a(0) =1a(1) =28a(2) =405a(3) =4031a(4) =31030a(5) =196882a(6) =1071637a(7) =5142716a(8) =22195440a(9) =87455155a(10) =318311627a(11) =1080299532a(12) =3445025535a(13) =10388772051a(14) =29784426945a(15) =81555340856a(16) =214122343813a(17) =540880490745
External references
- oeis: A161571