171529

Properties

Appears in sequences

• Number of positions that the 3 X 3 X 3 Rubik cube puzzle can be in after exactly n moves, up to equivalence under the full group of order 48 of the cube and with a half-turn is considered to be 2 moves.at n=7A005452
• (5^n)-th prime.at n=6A055680
• a(0)=1, a(n) = prime(n^3).at n=25A055875
• Primes p such that A008472(p-1) = A008472(p+1) and is a prime.at n=3A190722
• Primes p such that A008472(p-1) = A008472(p+1), where A008472 = sum of distinct primes dividing n.at n=11A203182
• a(1) = 1; a(n+1) = Sum_{k=1..n} lcm(a(k),n)/n.at n=24A292303
• a(n) = prime(A003593(n)).at n=33A334276
• The (m^n)-th prime, written as square array T(n,m) read by falling antidiagonals.at n=50A347000
• Prime numbersat n=15625