16777281

Appears in sequences

• Expansion of (1-x)/(1-3x+x^2+4x^3-4x^4).at n=24A117353
• Numbers such that the digital sums in base 2, base 4 and base 8 are all equal.at n=18A135124
• Number of nX2 0..1 arrays with every element equal to 0, 2, 3 or 5 king-move adjacent elements, with upper left element zero.at n=23A297937
• a(n) = Sum_{d|n} d^(3*d).at n=3A308697
• Square array A(n,k), n >= 1, k >= 0, read by antidiagonals, where A(n,k) is Sum_{d|n} d^(k*d).at n=24A308698
• a(n) = Sum_{d|n} 8^(d-1).at n=8A339688