Triangle T(n,k), n>=1, 0<=k<=A000041(n), read by rows: row n gives the coefficients of the chromatic polynomial of the ranked poset L(n) of partitions of n, highest powers first.
A213597
Triangle T(n,k), n>=1, 0<=k<=A000041(n), read by rows: row n gives the coefficients of the chromatic polynomial of the ranked poset L(n) of partitions of n, highest powers first.
Terms
- a(0) =1a(1) =0a(2) =1a(3) =-1a(4) =0a(5) =1a(6) =-2a(7) =1a(8) =0a(9) =1a(10) =-5a(11) =10a(12) =-9a(13) =3a(14) =0a(15) =1a(16) =-9a(17) =36a(18) =-79a(19) =98a(20) =-64a(21) =17a(22) =0a(23) =1a(24) =-17a(25) =136a(26) =-666a(27) =2192a(28) =-5032a(29) =8111
External references
- oeis: A213597