1218121

Properties

Appears in sequences

• Palindromic primes with middle digit 8.at n=15A082444
• Least palindromic prime that strictly encloses the n-th palindromic prime, or 0 if no such prime exists.at n=8A084412
• Smallest palindromic prime built using the palindromes with odd number of digits as central digits.at n=17A087364
• Primes arising in A090513.at n=7A090514
• Primes of the form abcdabcd..abcdabc.at n=15A187125
• Palindromic prime numbers == 7 (mod 9).at n=25A229880
• Minimal nested palindromic primes with seed 8.at n=2A261825
• Undulating alternating palindromic primes.at n=32A343675
• Prime numbersat n=94215