126499

Properties

Appears in sequences

• A thinks of x in set M; B asks questions: is x in T?; A may lie once but only when true answer is Yes; a(n) is maximal size of M such that B can determine x with <= n questions.at n=19A010033
• Primes that are concatenations of k-th composite and k-th prime.at n=25A038532
• Primes of the form 9n^2-8n+2.at n=20A154253
• Primes p such that p^6 - p^5 + 1 and p^6 - p^5 - 1 are both primes.at n=21A243522
• Prime numbersat n=11865