92641

Properties

Appears in sequences

• Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 40.at n=7A031628
• Primes in A005891 = Centered pentagonal numbers: (5n^2 + 5n + 2)/2.at n=30A145838
• Number of n X 2 0..1 arrays with every element equal to 0, 2, 3 or 6 king-move adjacent elements, with upper left element zero.at n=17A297980
• Primes such that x^16 = 2 has a solution in Z/pZ, but x^32 = 2 does not.at n=31A373468
• Prime numbersat n=8947