210824

Appears in sequences

• Number of odd composites 1 mod 4 less than 10^n.at n=5A093151
• 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, 1), (0, 0, -1), (0, 1, 1), (1, -1, 0)}.at n=11A148800
• Number of (n+2)X(2+2) 0..2 arrays with each 3X3 subblock having the sum of its 72 absolute element differences equal to 34.at n=1A234835
• T(n,k)=Number of (n+2)X(k+2) 0..2 arrays with each 3X3 subblock having the sum of its 72 absolute element differences equal to 34.at n=4A234838