55351

Properties

Appears in sequences

• Primes prime(k) for which A049076(k) = 4.at n=20A049080
• Primes for which A049076 >= 4.at n=31A049090
• a(n) = a(n-1) + 3*a(n-2) -2*a(n-3) - 2*a(n-4), where a(0) = 1, a(1) = -1, a(2) = -1, a(3) = 2.at n=22A295737
• Prime numbers with prime indices in A333243.at n=23A333244
• Sum over all partitions of [n] of the number of blocks containing their own index.at n=9A350589
• Prime numbersat n=5623