A functionally symmetric Polynomial as a triangle of coefficients: p(x,n)=If[n == 0, 1, (x + 1)^n + 2^(n - 4)*Sum[(2^m + 2*m )*x^m*(1 + x^(n - 2*m)), {m, 1, n - 1}]].
A146955
A functionally symmetric Polynomial as a triangle of coefficients: p(x,n)=If[n == 0, 1, (x + 1)^n + 2^(n - 4)*Sum[(2^m + 2*m )*x^m*(1 + x^(n - 2*m)), {m, 1, n - 1}]].
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =4a(5) =1a(6) =1a(7) =9a(8) =9a(9) =1a(10) =1a(11) =22a(12) =22a(13) =22a(14) =1a(15) =1a(16) =61a(17) =54a(18) =54a(19) =61a(20) =1a(21) =1a(22) =190a(23) =143a(24) =132a(25) =143a(26) =190a(27) =1a(28) =1a(29) =647
External references
- oeis: A146955