57374

Appears in sequences

• Number of balanced symmetric graphs.at n=14A005194
• Convolution of A039599 with itself .at n=35A152038
• Numbers k with property that k + Fibonacci(k) is prime.at n=14A175404
• T(n,k)=Equals one maps: number of nXk binary arrays indicating the locations of corresponding elements equal to exactly one of their horizontal, diagonal and antidiagonal neighbors in a random 0..2 nXk array.at n=37A220916
• Equals one maps: number of 2Xn binary arrays indicating the locations of corresponding elements equal to exactly one of their horizontal, diagonal and antidiagonal neighbors in a random 0..2 2Xn array.at n=7A220917
• Number of unlabeled rooted trees with n nodes where the outdegrees (branching factors) of adjacent nodes differ by at least one.at n=17A260353