1666990080

Appears in sequences

• Coordination sequence for diamond structure D^+_14. (Edges defined by l_1 norm = 1.)at n=15A035883
• a(n) = OrdinaryUnitarySigma(a(n-1)).at n=25A126850
• a(n) = binomial(n+8,8) * 2^n.at n=13A140325