A functionally symmetric Polynomial as a triangle of coefficients: p(x,n)=If[n == 0, 1, (x + 1)^n + 2^(n - 2)*Sum[(2^(m-1) + 2*m-2 )*x^m*(1 + x^(n - 2*m)), {m, 1, n - 1}]].
A146956
A functionally symmetric Polynomial as a triangle of coefficients: p(x,n)=If[n == 0, 1, (x + 1)^n + 2^(n - 2)*Sum[(2^(m-1) + 2*m-2 )*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) =13a(8) =13a(9) =1a(10) =1a(11) =40a(12) =38a(13) =40a(14) =1a(15) =1a(16) =125a(17) =106a(18) =106a(19) =125a(20) =1a(21) =1a(22) =406a(23) =303a(24) =276a(25) =303a(26) =406a(27) =1a(28) =1a(29) =1383
External references
- oeis: A146956