22447

Properties

Appears in sequences

• Cuban primes: primes which are the difference of two consecutive cubes.at n=36A002407
• Least prime in A031924 (lesser of 6-twins) such that the distance to the next 6-twin is 2*n.at n=45A052352
• Primes p such that 6p + 7 is a square.at n=43A110014
• Smallest prime p such that p divides m^(m+1)+1, where m = (p-2n-1)/(2n).at n=42A123571
• Hex (or centered hexagonal) numbers that are prime powers of the form (6n+1)^k.at n=37A133323
• Primes congruent to 60 mod 61.at n=36A142858
• Primes p such that p-+1, p-+3, p-+5 are not squarefree.at n=7A155145
• Number of triangles that can be built from rods with lengths 1,2,...,n by using and concatenating all rods.at n=42A160455
• Primes p such that 5*p+2, 7*p+4 and 11*p+6 are also prime.at n=24A173880
• a(n) = number of 7-digit primes with digit sum n, where n runs through the non-multiples of 3 in the range [2..62].at n=14A178876
• Primes of the form 5*k^2 + 2, k >= 0.at n=12A201481
• Those terms of A255571 whose every A080541/A080542-rotation is also a term of A255571.at n=41A258001
• Capped binary boundary codes for holeless strictly non-overlapping polyhexes (all orientations and rotations included).at n=12A258002
• Capped binary boundary codes for fusenes (all orientations and rotations included).at n=12A258012
• Numerators of upper primes-only best approximates (POBAs) to the golden ratio, phi (A001622); see Comments.at n=14A265798
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 611", based on the 5-celled von Neumann neighborhood.at n=26A273214
• Primes that can be generated by the concatenation in base 3, in descending order, of two consecutive integers read in base 10.at n=27A287301
• Primes that are the sum of two cubes.at n=37A334520
• Primes p such that 24*p is the difference of two squares of primes in three different ways.at n=10A358313
• Primes having only {2, 4, 7} as digits.at n=15A385784