106266
domain: N
Appears in sequences
- Fibonacci sequence beginning 0, 6.at n=22A022089
- Expansion of (1+3x+x^2)/(1-3x+x^2).at n=11A099857
- Number of length-n ternary strings x with the property that if w is a subword of x and |w| >= 3, then w reversed is not a subword of x.at n=21A330010
- Main diagonal of the extended Wythoff array (A287870).at n=18A367293