36209

Properties

Appears in sequences

• Numerators of the squarefree totient analogs of the harmonic numbers F_n.at n=25A138316
• Numerators of the squarefree totient analogs of the harmonic numbers F_n.at n=26A138316
• Numerators of the squarefree totient analogs of the harmonic numbers F_n.at n=27A138316
• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, -1), (-1, 0, 1), (0, 1, -1), (1, -1, 1), (1, 1, 0)}.at n=9A149012
• Sequence defined by the recurrence formula a(n+1)=sum(a(p)*a(n-p)+k,p=0..n)+l for n>=1, with here a(0)=1, a(1)=1, k=0 and l=-1.at n=12A176677
• Primes p that remain prime through 3 iterations of function f(x) = 6x - 1.at n=34A289109
• Number of sequences in which the games of a single-elimination tournament with n teams can be played if arbitrarily many arenas are available and the tournament bracket is chosen to be the bracket with the largest such number of sequences.at n=9A380767
• Prime numbersat n=3843