Expansion of 1/(1+6*x*c(x)), where c(x) = g.f. for Catalan numbers A000108.
A127017
Expansion of 1/(1+6*x*c(x)), where c(x) = g.f. for Catalan numbers A000108.
Terms
- a(0) =1a(1) =-6a(2) =30a(3) =-156a(4) =798a(5) =-4116a(6) =21132a(7) =-108792a(8) =559134a(9) =-2876772a(10) =14790660a(11) =-76080648a(12) =391221516a(13) =-2012174664a(14) =10347690072a(15) =-53218984176a(16) =273689323038
External references
- oeis: A127017