1402873

Properties

Appears in sequences

• Twin primes p and r (p < r) such that p-1, p+1 and r+1 are not cubefree.at n=15A162874
• Number of ways to tile a 2 X n board with squares and dominoes where vertical dominoes are only allowed in even-numbered locations.at n=14A355327
• Number of ways to tile a hexagonal strip made up of 4*n equilateral triangles, using triangles and diamonds.at n=7A356622
• Prime numbersat n=107316