Expansion of 1/(g^2 * (2 - g^2)), where g = 1+x*g^3 is the g.f. of A001764.

A391514

Expansion of 1/(g^2 * (2 - g^2)), where g = 1+x*g^3 is the g.f. of A001764.

Terms

    a(0) =1a(1) =0a(2) =4a(3) =28a(4) =185a(5) =1216a(6) =8014a(7) =53020a(8) =352066a(9) =2345312a(10) =15666250a(11) =104891172a(12) =703676731a(13) =4728733712a(14) =31823846768a(15) =214443512592

External references