256315

Appears in sequences

• a(n) = a(n-1) + a(n-2) + 1 for n>1, a(0)=3, a(1)=11.at n=22A022410
• Composites that use the same digits as their prime factorization.at n=31A025283
• 1, together with numbers n that are the product of two primes p and q such that the multiset of the digits of n coincides with the multiset of the digits of p and q.at n=22A080718
• Composite numbers having the same digits as their prime factors (with multiplicity), including zero digits.at n=22A280928