Palindromes that are concatenation of palindromic prime numbers in increasing order up to the n-th and then in decreasing order.
A261493
Palindromes that are concatenation of palindromic prime numbers in increasing order up to the n-th and then in decreasing order.
Terms
- a(0) =2a(1) =232a(2) =23532a(3) =2357532a(4) =2357117532
External references
- oeis: A261493