72004

Appears in sequences

• a(n) is the number of terms in the expansion of (x+y+z)*(x^2+y^2+z^2)*(x^3+y^3+z^3)*...*(x^n+y^n+z^n).at n=26A086796
• Iterates of A122237 starting from the initial value 8.at n=8A179756
• Number of tatami tilings of a 3 X n grid (with monomers allowed).at n=14A180970
• a(n) = 2*a(n-1) + 2*a(n-2) - 3*a(n-3), where a(0) = 2, a(1) = 4, a(2) = 8.at n=13A288309
• Numbers k such that F(k), F(k+1) and F(k+2) have the same binary weight (A000120), where F(k) is the k-th Fibonacci number (A000045).at n=8A353987