132241

Properties

Appears in sequences

• a(n) = Sum_{k=0..n-1} T(n,k) * T(n,k+1), with T given by A026615.at n=8A026957
• Concatenated index primes. Primes whose indices are the concatenation of the consecutive integers.at n=4A123216
• Prime numbers p of the form 10k+1 for which the quintic polynomial x^5-x-1 modulus p is factorizable into five binomials.at n=25A135842
• Prime numbersat n=12345