205563
domain: N
Appears in sequences
- Simple triangulations of a disk: column 4 of square array in A210664.at n=15A004305
- a(n) = A051201(2^n).at n=15A078161
- G.f.: A(x) = Sum_{n>=0} a(n)/2^A005187(n) * x^n = lim_{n->oo} F(n)^(1/2^n) where F(n) is defined by F(n) = F(n-1)^2 + x^(2^n-1) for n >= 1 with F(0) = 1.at n=9A101190
- a(n) = 2^n - A143658(n).at n=19A101836