43313

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=1A031647
• Primes of the form prime(nk) followed by prime(k).at n=12A089788
• Prime septets of form k, k+2100, k+4200, k+6300, k+8400, k+10500, k+12600.at n=25A123107
• Primes that start a run of at least seven consecutive primes, where between successive primes exactly one digit changes and the resulting digits may be permuted.at n=32A157717
• Odd numbers which take a record number of steps to reach {1, 9, or 33} under iteration of the map described in the comments section of A135730.at n=29A261674
• Primes p such that 14*p + 1 divides 2^p - 1.at n=37A350702
• Prime numbersat n=4519