63939

Appears in sequences

• a(0)=0, a(1)=1, a(2)=2; for n > 2, a(n) = 3*a(n-1) - a(n-2) - 2*a(n-3).at n=16A027934
• Floor[ concatenation of n+2, n+1 and n divided by 3 ].at n=17A075004
• Number of compositions of n with at least 1 odd and 1 even part.at n=16A097895
• Decimal representation of the diagonal from the corner to the origin of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 195", based on the 5-celled von Neumann neighborhood.at n=32A286644
• Dirichlet convolution of A011782 (2^(n-1)) with A349451 (Dirichlet inverse of Fibonacci numbers).at n=16A349566