Expansion of (1/(1-x)^3)*M(x/(1-x)^3), M(x) the g.f. of Motzkin numbers A001006.
A162482
Expansion of (1/(1-x)^3)*M(x/(1-x)^3), M(x) the g.f. of Motzkin numbers A001006.
Terms
- a(0) =1a(1) =4a(2) =14a(3) =53a(4) =218a(5) =945a(6) =4235a(7) =19441a(8) =90947a(9) =432030a(10) =2078416a(11) =10105435a(12) =49578341a(13) =245131321a(14) =1220218293a(15) =6110131376a(16) =30756858405a(17) =155547919269a(18) =789965192900
External references
- oeis: A162482