687930

Appears in sequences

• a(n) = (n+1)*(n+2)*(n+3)*(11*n^2 + 29*n + 20)/120.at n=22A114241
• Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 2,6,1,0,1,0,1 for x=0,1,2,3,4,5,6.at n=7A197964