51876

Appears in sequences

• a(n) = T(2n,n), where T is the array in A055830.at n=8A055834
• Triangle T(n,k) read by rows: the coefficient [x^k] of the polynomial (n-1)! *sum_{i=0..n} Fibonacci(i)*binomial(x,n-i), read by rows, 0<=k<n.at n=29A139167
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 573", based on the 5-celled von Neumann neighborhood.at n=35A272997
• Sum of all the parts in the partitions of n into 10 squarefree parts.at n=44A326627
• a(n) = Sum_{k=0..floor(n/3)} n^(n-2*k) * binomial(n-2*k,k).at n=6A368893