Number of reduced words of length n in the Weyl group B_41.
A162178
Number of reduced words of length n in the Weyl group B_41.
Terms
- a(0) =1a(1) =41a(2) =860a(3) =12300a(4) =134889a(5) =1209377a(6) =9230207a(7) =61657399a(8) =367846424a(9) =1990342376a(10) =9885562358a(11) =45508669878a(12) =195729780567a(13) =791712506207
External references
- oeis: A162178