22699

Properties

Appears in sequences

• Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 100 ones.at n=15A031868
• Primes p whose period of reciprocal equals (p-1)/9.at n=15A056214
• Primes p such that p and p^2 have same digit sum.at n=31A058370
• Primes with 12 as smallest positive primitive root.at n=8A061325
• Primes in which no digit is coprime to its neighbors.at n=31A088297
• Balanced primes of order ten.at n=10A096702
• Balanced primes (A090403) of index 3.at n=16A096707
• Prime p1 of consecutive primes p1, p2, where p2-p1=10, and p1, p2 are in different centuries.at n=22A160500
• Number of binary strings of length n with equal numbers of 00101 and 10010 substrings.at n=15A164247
• Primes of the form 3*m^2 - 8.at n=15A201781
• Primes p whose smallest positive primitive root (mod p) is not squarefree.at n=8A205581
• Greater of twin primes of (40n-23,40n-21).at n=30A244505
• Primes p congruent to 1 modulo 13 such that x^13 = 2 has a solution modulo p.at n=12A275773
• Twin primes p such that the absolute difference of p and the reverse of its twin is a twin prime.at n=46A342216
• Numbers N such that N + the sum of the cubes of its digits is again a third power.at n=21A362953
• Primes with at least two identical trailing digits and at least two identical leading digits.at n=17A384015
• Primes having only {2, 6, 9} as digits.at n=16A385788
• Primes having only {0, 2, 6, 9} as digits.at n=27A386052
• Primes having only {2, 4, 6, 9} as digits.at n=28A386156
• Primes having only {2, 5, 6, 9} as digits.at n=31A386161