200929

Properties

Appears in sequences

• Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 59.at n=7A031647
• Expansion of (1-x)^2/((1-x)^3 - 4*x^3).at n=14A097123
• Primes containing the digits (2,0,0,9) in that order.at n=11A197114
• Primes having only {0, 2, 9} as digits.at n=21A261268
• Prime numbersat n=18057