Number of permutations of squarefree monomials of degree n in n non-commutative variables that are compatible with a non-commutative monomial order (in the Groebner basis sense).
A014315
Number of permutations of squarefree monomials of degree n in n non-commutative variables that are compatible with a non-commutative monomial order (in the Groebner basis sense).
Terms
- a(0) =1a(1) =2a(2) =132
External references
- oeis: A014315