302101

Appears in sequences

• Nonprimes n such that Mod(n,4) == 1 and denominator(Fibonacci((n-1)/4)/n) = 1.at n=15A091982
• Composite n such that n divides both Fibonacci(n-1) and Fibonacci(n) - 1.at n=28A094401
• a(n) = A000043(n) written in base 4.at n=17A161322
• Lucas pseudoprimes whose reversal is prime.at n=5A164824
• Semiprimes k that divide Fibonacci(k-1).at n=29A177086
• Frobenius pseudoprimes == 1,4 (mod 5) with respect to Fibonacci polynomial x^2 - x - 1.at n=25A319168