Row sums of triangle A114176, where the g.f. of column n equals the g.f. of row n divided by (1-x)^(n+1)*(1-x^2)^n.
A114177
Row sums of triangle A114176, where the g.f. of column n equals the g.f. of row n divided by (1-x)^(n+1)*(1-x^2)^n.
Terms
- a(0) =1a(1) =2a(2) =5a(3) =14a(4) =40a(5) =118a(6) =352a(7) =1063a(8) =3232a(9) =9887a(10) =30379a(11) =93698a(12) =289886a(13) =899249a(14) =2795887a(15) =8710024a(16) =27181265a(17) =84953472a(18) =265875085a(19) =833096503a(20) =2613243040a(21) =8205119977a(22) =25785240122a(23) =81096956291a(24) =255244064543a(25) =803894140748
External references
- oeis: A114177