22279

Properties

Appears in sequences

• Supersingular primes of the elliptic curve X_0 (11).at n=24A006962
• Expansion of Product(1+q^m)^(m(m-1)/2); m=1..inf.at n=17A027999
• Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 88 ones.at n=28A031856
• Last term of prime quadruples.at n=20A090258
• Smallest prime ending in prime(n) and == 1 (mod prime(n)), or 0 if no such prime exists.at n=21A096069
• a(0) = 0, a(1) = 1, a(2) = 1, a(3) = 2, a(4) = 4, for n>3: a(n+1) = SORT[a(n) + a(n-1) + a(n-2) + a(n-3)], where SORT places digits in ascending order and deletes 0's.at n=36A108564
• Square-chain primes (including square-loop primes).at n=37A108659
• Least p=prime(k) for which A118123(k)=n.at n=28A117877
• Prime numbers containing the string 222.at n=8A166580
• Intersection of A013917 and A071150.at n=14A255017
• Primes p for which exactly four bases b with 1 < b < p exist such that p is a base b Wieferich prime.at n=38A255207
• Primes having only {2, 7, 9} as digits.at n=28A261182
• Table read by rows: list of prime 5-tuples of the form (p, p+2, p+6, p+8, p+12).at n=38A270998
• Primes p such that 2*p^2-q^2 and 2*q^2-p^2 are prime, where q is the next prime after p.at n=45A338836
• Numbers k > 1 such that A354833(k) = k * A354833(k-1).at n=14A355457
• Echo primes: primes p such that the greatest prime factor of p-1 is a suffix of p.at n=40A383907
• Prime numbersat n=2496