13762560

Appears in sequences

• Denominator of 4*(Integral_{x=0..1} (1-x^2)^((2n-1)/2) dx)/Pi.at n=9A086891
• Index of first multiple of n-th prime in A005179.at n=18A161177
• a(n) = (n-4)*(n-3)*2^(n-2).at n=18A181407
• Number of length-4 cycles in all simple labeled graphs on n nodes.at n=3A278705
• 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 782", based on the 5-celled von Neumann neighborhood.at n=23A290301
• Number of ways to split a composition of n into contiguous subsequences with different sums.at n=18A336127
• Triangle read by rows: T(n,m)=4^(n-1)*C(n,m)*C(3*n/2-2,n-1)/n, for 0 <= m <= n, with T(0,0)=1.at n=39A360667
• Triangle read by rows: T(n,m)=4^(n-1)*C(n,m)*C(3*n/2-2,n-1)/n, for 0 <= m <= n, with T(0,0)=1.at n=41A360667
• Number of n-colorings of the Goldner-Harary graph.at n=7A362712