52171
domain: N
Appears in sequences
- a(n) = a(n-1)+ a(round(2*(n-1)/3)) +a(round((n-1)/3)) starting a(1)=1.at n=42A033498
- Number of nX6 integer arrays with each element equal to the number of horizontal and antidiagonal neighbors exactly one smaller than itself.at n=3A266099
- T(n,k)=Number of nXk integer arrays with each element equal to the number of horizontal and antidiagonal neighbors exactly one smaller than itself.at n=39A266101
- Number of 4Xn integer arrays with each element equal to the number of horizontal and antidiagonal neighbors exactly one smaller than itself.at n=5A266104