Triangle of coefficients of polynomials P(n; x) = Permanent(M), where M=[m(i,j)] is n X n matrix defined by m(i,j)=x if 0<=i-j<=2 else m(i,j)=1.
A080061
Triangle of coefficients of polynomials P(n; x) = Permanent(M), where M=[m(i,j)] is n X n matrix defined by m(i,j)=x if 0<=i-j<=2 else m(i,j)=1.
Terms
- a(0) =1a(1) =0a(2) =1a(3) =0a(4) =1a(5) =1a(6) =0a(7) =1a(8) =4a(9) =1a(10) =1a(11) =4a(12) =8a(13) =10a(14) =1a(15) =5a(16) =21a(17) =38a(18) =34a(19) =21a(20) =1a(21) =33a(22) =122a(23) =209a(24) =206a(25) =109a(26) =40a(27) =1a(28) =236a(29) =849
External references
- oeis: A080061