9492289

Properties

Appears in sequences

• Triangle giving T(n,k) = number of (n,k) labeled rooted Greg trees (n >= 1, 0<=k<=n-1).at n=29A048160
• Difference between 3^n and highest power of 2 less than or equal to 3^n.at n=16A056577
• Minimal absolute difference of 3^n and 2^k.at n=16A056850
• Difference between 2^n and the next larger or equal power of 3.at n=25A063004
• a(n) = minimum value of abs(2^n - 3^k).at n=25A064024
• Numerator of (1+1/n)^k - (1+k/n), 2<=k<=n, triangle read by rows.at n=27A099613
• First differences of A006899.at n=40A108906
• 9^n mod 8^n.at n=8A139733
• Triangle T(n, k) = [x^k] p(n, x), where p(n, x) = (1/n)*(1-x)^(2*n) * Sum_{j >= 0} binomial(n+j-1, j) * j^n * x^(j-1).at n=34A152260
• a(n) = (n+1)^n mod n^n.at n=7A176824
• Primes of the form (k+1)^k mod k^k.at n=2A176825
• Primes of the form 3^j - 2^k, for j>=0, k>=0.at n=41A323698
• Prime numbersat n=633108