48179

Properties

Appears in sequences

• Number of configurations of Sam Loyd's sliding block 15-puzzle that require a minimum of n moves to be reached, starting with the empty square at one of the 4 central squares.at n=14A090164
• Numbers n such that the decimal representation of n is contained as substring in that of the n-th pentagonal number.at n=15A179782
• Numbers k such that 18^k - 17^k is prime, or a strong pseudoprime.at n=5A188051
• Number of (n+1) X (2+1) 0..1 arrays with every 2 X 2 subblock diagonal minimum minus antidiagonal minimum nondecreasing horizontally and diagonal maximum minus antidiagonal maximum nondecreasing vertically.at n=8A253225
• Primes p congruent to 1 modulo 13 such that x^13 = 2 has a solution modulo p.at n=29A275773
• Number of incongruent n-sided periodic Reinhardt polygons.at n=65A373694
• Prime numbersat n=4960