22413312

Appears in sequences

• a(n) = n*(n+1)*2^(n-2).at n=18A001788
• Coordination sequence for diamond structure D^+_18. (Edges defined by l_1 norm = 1.)at n=11A035885
• a(n) = 2*(n-1)^6*(n+1)^2*(n^2+10*n+1).at n=5A259435