535828592
domain: N
Appears in sequences
- a(n) = 2*Fibonacci(2*n+2).at n=20A025169
- Number of permutations avoiding the patterns {1432,2431,3412,3421,4132,4231,4312,4321}; number of strong sorting class based on 1432.at n=21A111282
- a(n) = a(n-1) + a(n-2) - (-1)^(a(n-1) + a(n-2)) with a(0)=0, a(1)=1.at n=42A253198
- a(n) = a(n-1) + a(n-2) + (1 + (-1)^(a(n-1) + a(n-2))) with a(0)=0, a(1)=1.at n=42A255978