284314

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 71.at n=6A031659
• Number of nX4 binary arrays with the number of 0-1 adjacencies equal to the number of 0-0 adjacencies.at n=5A183259
• Number of n X 6 binary arrays with the number of 0-1 adjacencies equal to the number of 0-0 adjacencies.at n=3A183261
• 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=39A183262
• 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=41A183262