A104332 Primes which are the reverse concatenation of two consecutive odd numbers.

31, 53, 97, 2927, 3331, 3533, 4139, 5351, 6361, 6563, 6967, 7573, 8179, 9391, 111109, 113111, 123121, 129127, 131129, 143141, 153151, 155153, 159157, 161159, 171169, 185183, 189187, 191189, 195193, 219217, 221219, 225223, 233231, 239237, 255253

Offset: 1

Author

Shyam Sunder Gupta, Apr 17 2005

Keywords

• base
• nonn

Examples

			The first term is 31 which is a prime and is the reverse concatenation of 1 and 3 which are two consecutive odd numbers.