63056

Appears in sequences

• a(n) cannot be prefixed or followed by any digit to form a prime ('empty' prefixes allowed).at n=18A032736
• a(n) cannot be prefixed or followed by any digit to form a prime ('empty' prefixes and suffixes are allowed).at n=12A032738
• Poincaré series [or Poincare series] P(C_{4,2}(0); t).at n=22A124637
• Lexicographically largest binary de Bruijn sequences, B(2,n).at n=3A166316
• To calculate n-th term, find all shortest common superstrings of the binary representations of all natural numbers from 1 to n, read them as numbers in base-2, and pick max.at n=15A175810