Number of free generators of degree n of symmetric polynomials in 6-noncommuting variables.

A124294

Number of free generators of degree n of symmetric polynomials in 6-noncommuting variables.

Terms

    a(0) =1a(1) =1a(2) =2a(3) =6a(4) =22a(5) =92a(6) =425a(7) =2119a(8) =11184a(9) =61499a(10) =347980a(11) =2007643a(12) =11734604a(13) =69181578a(14) =410179429a(15) =2441025998a(16) =14562284120a(17) =87012222100a(18) =520458020949

External references