105251

Properties

Appears in sequences

• Primes which remain prime after reflection across a vertical line through the middle of the number (numbers are written as digital clock style numerals).at n=26A178318
• Emirps that become their own reversals when rotated through 180 degrees (including on calculator display).at n=15A209620
• Expansion of Product_{k>=1} (1 + x^k)^(sigma_8(k)).at n=4A301552
• Sum over all partitions of n of the product of the number of parts and the number of distinct parts.at n=27A339011
• Prime numbersat n=10041