48427

Appears in sequences

• Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 49 ones.at n=4A031817
• Largest squarefree number k such that Q(sqrt(-k)) has class number n.at n=17A038552
• Number of isomorphism classes of non-anti-associative closed binary operations on a set of order n, listed by class size.at n=13A079178
• Greatest number, not divisible by 4, having exactly n partitions into three squares.at n=8A095811
• Greatest number, not divisible by 4, having exactly n partitions into three positive squares.at n=8A095812
• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, -1), (-1, -1, 1), (0, 1, -1), (1, 0, 1), (1, 1, 1)}.at n=8A150744
• Number of n X 5 binary arrays with every 1 having exactly three king-move neighbors equal to 1.at n=12A183452
• Largest number k such that C(-k) is the cyclic group of order n, where C(D) is the class group of the quadratic field with discriminant D; or 0 if no such k exists.at n=17A357600