121443

Appears in sequences

• a(n) = 2*(n-1) + Fibonacci(n).at n=25A129728
• Numbers n such that there is no other number k for which A155043(k) = A155043(n).at n=23A262509
• Number of n X 5 0..1 arrays with every element unequal to 0, 1 or 2 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.at n=16A317761