1313467

Properties

Appears in sequences

• Primes whose next higher prime is 100 greater.at n=2A050434
• a(n) is the smallest prime p of the form 4k+3 such that nextprime(p) - p = 4n.at n=24A082098
• Number of ways, counted up to symmetry, to build a contiguous building with n LEGO blocks of size 1 X 5 which is flat, i.e., with all blocks in parallel position and symmetric after a rotation by 180 degrees.at n=12A123789
• Primes p followed by a gap of at least 1/2 * log(p)^2.at n=32A211073
• Smaller of two consecutive primes p and q, both ending with 7, such that q - p = 10n, or -1 if no such primes exist.at n=9A381510
• Prime numbersat n=100978