29327

Properties

Appears in sequences

• Number of terms in 7th derivative of a function composed with itself n times.at n=11A022817
• Base-8 palindromes that start with 7.at n=28A043027
• First differences are A005563.at n=43A047732
• Primes arising in A088614.at n=3A088615
• Number of prime pairs below 10^n having a difference of 46.at n=7A093977
• Prime p3 of the sequence A164077: a^b + c^d = p1 (A164077), where a, b, c, d are primes and a + b + c + d = p2 (A164078), where p2 is prime and conc(abcd) = p3 (concatenation of a, b, c , d) is also prime.at n=1A164079
• Noncomposite numbers in the eastern ray of the Ulam spiral as oriented on the March 1964 cover of Scientific American.at n=24A168022
• Primes p of the form penta(n)-3, where penta(n) is the n-th pentagonal number.at n=34A232537
• a(n) = floor((3/sqrt(5))^n).at n=35A255216
• Numbers k such that (10^k + 77)/3 is prime.at n=22A281303
• Primes p such that 6p - 1 and 6p + 1 are twin primes and ((6p-1)^2 + (6p+1)^2) / 10 is prime.at n=23A283957
• Prime numbersat n=3186