23285

Appears in sequences

• Discriminants of real quadratic fields with class number 2 and related continued fraction period length of 9.at n=25A051974
• Number of nX4 binary arrays with the number of 0-1 adjacencies equal to the number of 0-0 adjacencies.at n=4A183259
• Number of nX5 binary arrays with the number of 0-1 adjacencies equal to the number of 0-0 adjacencies.at n=3A183260
• T(n,k)=Number of nXk binary arrays with the number of 0-1 adjacencies equal to the number of 0-0 adjacencies.at n=31A183262
• T(n,k)=Number of nXk binary arrays with the number of 0-1 adjacencies equal to the number of 0-0 adjacencies.at n=32A183262
• Number of nX(n+1) binary arrays with the number of 0-1 adjacencies equal to the number of 0-0 adjacencies.at n=3A183263
• Number of n-digit 5th powers.at n=23A216655
• Number of n X 3 0..1 arrays with diagonals and antidiagonals unimodal and rows nondecreasing.at n=7A223944
• T(n,k)=Number of nXk 0..1 arrays with diagonals and antidiagonals unimodal and rows nondecreasing.at n=52A223949
• Forests of binary shrubs on 3n vertices avoiding 321.at n=4A257995
• Expansion of 1/(1 - x/(1 - x^5/(1 - x^14/(1 - x^30/(1 - x^55/(1 - ... - x^(k*(k+1)*(2*k+1)/6)/(1 - ...))))))), a continued fraction.at n=39A295073
• Expansion of (theta_3(x) - 1)^5 / (16 * (3 - theta_3(x))).at n=26A347808
• Triangle read by rows: T(n,k) is the number of fundamental one-dimensional discrete statistical models with rational maximum likelihood estimator supported on the n-dimensional probability simplex and of degree 2n-k (n>=1, 1<=k<=n).at n=26A386841