235008

Appears in sequences

• a(n) = n^2*(n+1)*(n+2)^2/6.at n=16A004256
• Difference between the square root of n-th square triangular number and n-th lambda number given by the recurrence f(n) = 2f(n-1) + f(n-2), f(1) = 1, f(2)= 2.at n=7A113450
• Values y of solutions (x, y) to the Diophantine equation (x-y)^4 - 8*x*y = 0 with x >= y.at n=4A123116
• Number n such that Fibonacci(n) is divisible by n, n + 1 and n - 1.at n=27A221018
• Practical numbers m with m-1 and m+1 both prime, and prime(m)-1 and prime(m)+1 both practical.at n=33A257922
• Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 318", based on the 5-celled von Neumann neighborhood.at n=18A287629
• Coefficients in expansion of (E_4^3/E_6^2)^(1/3).at n=2A300054
• a(n) = A351477(n) * FB where F is the Fermat point of a primitive integer-sided triangle ABC with A < B < C < 2*Pi/3 and FA + FB + FC = A336329(n).at n=22A351802