39293

Properties

Appears in sequences

• a(n) = n^3 - floor( n/3 ).at n=34A002901
• Symmetries in planted 4-trees on n+1 vertices.at n=12A003615
• Primes that remain prime through 3 iterations of function f(x) = 3x + 4.at n=20A023278
• Primes with property that when cubed all even digits occur together and all odd digits occur together.at n=30A030482
• Palindromic prime lengths of factorials: see A035067.at n=24A035068
• Primes whose consecutive digits differ by 6 or 7.at n=21A048418
• Primes of the form 666*k - 1.at n=19A063472
• Smallest palindromic prime with digit sum = n, or 0 if no such prime exists.at n=25A070245
• First palindromic prime pyramids with a(1)=2 such that (number of digits in a(n+1)) = (number of digits in a(n)) + 2.at n=2A070922
• Second palindromic prime pyramids with a(1)=2 such that (number of digits in a(n+1)) = (number of digits in a(n)) + 2.at n=2A070927
• Palindromic primes in which deleting the outside pair of digits yields a prime at every stage until finally a single-digit prime is obtained.at n=16A071119
• Primes which can be represented as the sum of a prime and its reverse.at n=36A072385
• Palindromic primes with prime middle digit.at n=35A076611
• Palindromic primes = 1 mod 4.at n=32A081220
• Palindromic primes with middle digit 2.at n=6A082438
• Palindromic prime units W appearing twice in first-order fractal palindromic primes WmW.at n=38A082598
• Palindromic prime units W appearing four times in second-order fractal palindromic primes WxWmWxW, where part WxW is also a palindromic prime.at n=25A082599
• Smallest palindromic prime that ends (the least significant side) in (2n-1) the n-th odd number, or 0 if no such number exists, e.g., for 2n-1 = 10k + 5, k>0.at n=46A082626
• a(n) = smallest palindromic prime that begins with A082768(n), or 0 if no such number exists.at n=23A082769
• a(n) = smallest palindromic prime that begins with A082768(n) and contains more than twice the number of digits in A082768(n), or 0 if no such number exists.at n=23A082770