179897

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 77.at n=4A031665
• a(n) = (1/6)*n^5 - (19/8)*n^4 + (51/4)*n^3 - (253/8)*n^2 + (445/12)*n - 14.at n=18A059999
• Primes with digit sum = 41.at n=18A106774
• Initial primes of 5 consecutive primes with consecutive gaps 2, 4, 6, 8.at n=21A190814
• Primes of the form 16n^2 + 121.at n=28A202083
• Prime numbers p such that x^2 + x + p produces primes for x = 0..4 but not x = 5.at n=25A210363
• Prime numbersat n=16328