40819

Properties

Appears in sequences

• Generalized Stirling numbers of second kind.at n=6A000558
• Matrix square of Stirling2 triangle A008277: 2-levels set partitions of [n] into k first-level subsets.at n=29A039810
• Triangle of generalized Stirling numbers of 2nd kind.at n=34A046817
• Primes prime(k) for which A049076(k) = 4.at n=18A049080
• Primes for which A049076 >= 4.at n=27A049090
• Fifth term of strong prime sextets: p(m-3)-p(m-4) > p(m-2)-p(m-3) > p(m-1)-p(m-2) > p(m)-p(m-1) > p(m+1)-p(m).at n=12A054817
• Numbers k such that 3*2^k + 35 is prime.at n=53A059759
• Primes of the form k^2 + prime(k) + 1.at n=15A063461
• Prime sums of 4 positive 5th powers.at n=26A123033
• Square of the Stirling2 matrix A048993.at n=38A130191
• Primes of the form A177353(n) + 1 sorted with respect to increasing n.at n=44A178178
• Primes of the form 7n^3-5.at n=2A200951
• Primes p with pi(p), pi(pi(p)) and pi(p^2) all prime, where pi(.) is given by A000720.at n=11A237687
• Primes of the form n^2 + 15.at n=28A243450
• Number of compositions of n into distinct parts such that the difference between any two parts is at least two.at n=44A327710
• Prime numbers with prime indices in A333243.at n=21A333244
• Prime numbersat n=4273