Coefficient of q^n in (1-q)^3/(1-3q); dimensions of the enveloping algebra of the derived free Lie algebra on 3 letters.

A118264

Coefficient of q^n in (1-q)^3/(1-3q); dimensions of the enveloping algebra of the derived free Lie algebra on 3 letters.

Terms

    a(0) =1a(1) =0a(2) =3a(3) =8a(4) =24a(5) =72a(6) =216a(7) =648a(8) =1944a(9) =5832a(10) =17496a(11) =52488a(12) =157464a(13) =472392a(14) =1417176a(15) =4251528a(16) =12754584a(17) =38263752a(18) =114791256a(19) =344373768a(20) =1033121304a(21) =3099363912a(22) =9298091736a(23) =27894275208a(24) =83682825624a(25) =251048476872a(26) =753145430616

External references