44328

Appears in sequences

• Least k such that k * M(n) * M(n+1) + 1 is prime where M(n) = A000668(n).at n=22A098917
• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (-1, 0, 0), (-1, 1, 0), (0, 1, 1), (1, -1, -1)}.at n=11A148311
• Number of binary strings of length n with equal numbers of 00010 and 00101 substrings.at n=16A164212
• Number of meta-Sylvester classes of 2-multiparking functions of length n.at n=6A243696
• Triangle T, read by rows, where T(n,k) = Sum_{j=1..n-k-1} [T^j](n-1,k) with T(n+1,n) = 2*n+1 and T(n,n)=0 for n>=0, where T^j denotes the j-th matrix power of T.at n=28A243920