Triangle read by rows: chromatic invariant T(n,m) of the complete bipartite graph K_{m,n}.

Terms

a(0) =1a(1) =0a(2) =1a(3) =0a(4) =1a(5) =5a(6) =0a(7) =1a(8) =13a(9) =73a(10) =0a(11) =1a(12) =29a(13) =301a(14) =2069a(15) =0a(16) =1a(17) =61a(18) =1081a(19) =11581a(20) =95401a(21) =0a(22) =1a(23) =125a(24) =3613a(25) =57749a(26) =673261a(27) =6487445a(28) =0a(29) =1