325089

Appears in sequences

• a(n) = 5^n - 4^n.at n=8A005060
• Nexus numbers (n+1)^8 - n^8.at n=4A022524
• 4-Stirling numbers of the second kind.at n=37A143496
• Difference of two positive 8th powers.at n=7A181127
• Expansion of d/dx log(1/(1-x/sqrt(1-4*x^2))).at n=15A189053
• Monotonic ordering of nonnegative differences 5^i-4^j, for 40>= i>=0, j>=0.at n=38A192162
• Triangular array read by rows, T(n,k) is the number of functions from {1,2,...,n} into {1,2,...,n} with maximum value of k.at n=32A199656
• Triangle read by rows: T(n,k) = Sum_{j=0..k} (-1)^(k-j) * binomial(k,j) * (4+j)^n.at n=37A391633