62213

Properties

Appears in sequences

• Third term of balanced prime quartets: p(m-1)-p(m-2) = p(m)-p(m-1) = p(m+1)-p(m).at n=21A054802
• Primes p such that p-5 == 0 (mod phi(p-5)).at n=38A067557
• Primes p whose Zeckendorf-expansion A014417(p) is palindromic.at n=18A095730
• Irregular table with first row containing the single term 3; in the n-th row, n>=2, we list in increasing order those d=2^(n+1)-a, for each term a in all the preceding rows, such that d is prime.at n=43A152871
• Middle of 3 consecutive prime numbers such that p1*p2*p3+d1+d2+1=average of twin prime pairs, d1(delta)=p2-p1,d2(delta)=p3-p2.at n=9A153407
• 1/6 the number of (n+2)X4 0..2 arrays with each 3X3 subblock containing one of one value, four of another, and four of the last.at n=4A184470
• 1/6 the number of (n+2)X7 0..2 arrays with each 3X3 subblock containing one of one value, four of another, and four of the last.at n=1A184473
• T(n,k)=1/6 the number of (n+2)X(k+2) 0..2 arrays with each 3X3 subblock containing one of one value, four of another, and four of the last.at n=16A184477
• T(n,k)=1/6 the number of (n+2)X(k+2) 0..2 arrays with each 3X3 subblock containing one of one value, four of another, and four of the last.at n=19A184477
• Primes of the form 3n^2 + 5.at n=34A201478
• Primes p such that p - d and p + d are also primes, where d is the largest digit of p.at n=33A245877
• Primes 8k + 5 preceding the maximal gaps in A269513.at n=16A269514
• Sophie Germain primes p such that p+6 and p-6 are primes.at n=41A278869
• Lexicographically earliest sequence of distinct prime numbers such that among each pair of consecutive terms, the decimal expansion of the smallest term appears in that of the largest term.at n=16A360534
• Prime numbersat n=6254