53069

Properties

Appears in sequences

• Primes of the form k^2 + (k+1)^2 + (k+2)^2 = 3*(k+1)^2+2.at n=17A027864
• 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 35.at n=4A031623
• Shifts left 2 places under "BGK" (reversible, element, unlabeled) transform.at n=20A032067
• Primes p such that 1p1, 3p3, 7p7 and 9p9 are all primes.at n=16A059694
• Index of first occurrence of n-th prime in A001203, the continued fraction for Pi.at n=39A107892
• Partial sums of product of twin primes.at n=10A191746
• n-th prime that begins with prime(n).at n=15A229206
• Primes of the form 3n^2 + 2.at n=18A257163
• Primes in A191746.at n=1A344147
• Prime numbersat n=5413