34217322domain: NAppears in sequencesFibonacci sequence beginning 0, 6.at n=34A022089Expansion of (1+3x+x^2)/(1-3x+x^2).at n=17A099857Number 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=33A330010