112213

Properties

Appears in sequences

• Describe the previous term! (method B - initial term is 1).at n=5A007651
• Primes that remain prime through 4 iterations of function f(x) = 10x + 3.at n=19A023328
• Earliest sequence of 6 primes according to the rules stipulated in A005150.at n=2A037033
• Numbers n such that n, 10*n+1, 10*n+3, 10*n+7 and 10*n+9 are all primes.at n=28A067267
• Primes with digital product = 12.at n=24A107697
• "Say what you see".at n=5A118628
• Say what you see in previous term, from the right, reporting total number for each digit encountered. Initial term is 3.at n=5A138487
• a(1) = 3; a(2) = 5; a(n+1) = a(n) + b(n), where b(n) = max {a(n-1)+-1, a(n-2)+-1, a(n-3)+-1, ..., a(1)+-1} such that a(n) + b(n) is a prime.at n=36A352952
• Prime numbersat n=10638