48875

Appears in sequences

• Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 13.at n=18A031691
• Numerators of continued fraction convergents to sqrt(532).at n=6A042016
• Numbers whose base-4 representation contains exactly four 2's and four 3's.at n=28A045157
• Absolute value of coefficient of x^3 in polynomial whose zeros are 5 consecutive integers starting with the n-th integer.at n=13A127694
• a(n) = 169*n^2 + 2*n.at n=16A158220
• T(n,k)=Number of (n+1)X(k+1) 0..6 arrays with every 2X2 subblock commuting with each of its horizontal and vertical 2X2 subblock neighbors.at n=16A186488
• T(n,k)=Number of (n+1)X(k+1) 0..6 arrays with every 2X2 subblock commuting with each of its horizontal and vertical 2X2 subblock neighbors.at n=19A186488
• Number of 5-step S, E, and NW-moving king's tours on an n X n board summed over all starting positions.at n=32A187510
• T(n,m)=Number of (n+1)X6 0..m arrays with every 2X2 subblock commuting with each of its horizontal and vertical 2X2 subblock neighbors.at n=22A188837
• Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of the symmetric matrix A202875; by antidiagonals.at n=41A202877
• a(n) = n(p(n)-d(n)): sum of all of parts of all partitions of n with at least one distinct part.at n=24A220486
• Number of partitions p of n such that 2*(number of even numbers in p) <= (number of odd numbers in p).at n=49A241652
• Triangle read by rows: T(n,k) is the number of free polyforms consisting of k unit square cells and n-k isosceles right triangular cells whose short sides have unit length. Cells are joined along sides of equal lengths.at n=38A391193