32508
domain: N
Appears in sequences
- Number of rooted trees with n nodes and 3 leaves.at n=33A055278
- a(n) = phi(2^n+1)/(2*n).at n=20A069925
- Numbers n such that 3*10^n + 2*R_n + 7 is prime, where R_n = 11...1 is the repunit (A002275) of length n.at n=16A102968
- Coefficients of polynomial P(n) by rows, with P(n) = (x+1)^n + 2^(n-3)*((x+1)^n - x^n - 1) for n > 0 and P(0) = 1.at n=60A146769
- Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 901", based on the 5-celled von Neumann neighborhood.at n=28A273744
- Relative of Hofstadter Q-sequence: a(n) = max(0, n+32478) for n <= 0; a(n) = a(n-a(n-1)) + a(n-a(n-2)) + a(n-a(n-3)) for n > 0.at n=31A274058
- Ordered product of the terms in a primitive Pythagorean quadruple (with repetitions).at n=30A367737