5942430146

Appears in sequences

• Expansion of 2*x*(1 - x)/(1 - 3*x + x^2).at n=24A052995
• Row sums of array T in A055818; twice the odd-indexed Fibonacci numbers after initial term.at n=24A055819
• Number of base 4 n-digit numbers with adjacent digits differing by one or less.at n=23A126358
• a(n) = (F(2*n-1) + F(2*n+2)) * (5/6 - cos(2*Pi*n/3)/3), where F(n) = Fibonacci(n).at n=23A179134