283361

Appears in sequences

• Nonprimes n such that Mod(n,4) == 1 and denominator(Fibonacci((n-1)/4)/n) = 1.at n=14A091982
• Composite n such that n divides both Fibonacci(n-1) and Fibonacci(n) - 1.at n=27A094401
• Frobenius pseudoprimes == 1,4 (mod 5) with respect to Fibonacci polynomial x^2 - x - 1.at n=24A319168