1342177279

Appears in sequences

• a(n) = 5*2^(n-1) - 1, n>0, with a(0)=1.at n=29A052549
• a(n) = T(n,1), array T as in A054134.at n=29A054135
• a(n) = 5*2^n - 1.at n=28A153894
• a(n) = 5*4^n - 1.at n=14A156760
• a(n) = 10*8^n - 1.at n=9A198857
• Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 809", based on the 5-celled von Neumann neighborhood.at n=31A286858
• a(n) = 5*2^n - (-1)^n.at n=28A321643