366503875926
domain: N
Appears in sequences
- a(n) = (4^n + 2)/3.at n=20A047849
- Numbers of the form (4^n + 4^(n-1) + ... + 1) + (n mod 2).at n=18A088556
- Expansion of (1-11x)/((1-x)(1-16x)).at n=10A091881
- A trisection of A024495.at n=13A132804
- a(0)=1, a(n)= 2+2^n/6+4*(-1)^n/3, n>0.at n=41A173197
- Expansion of x*(1+3*x)/ ( (1-4*x)*(1+x+x^2)).at n=20A191597