5631308624domain: NAppears in sequencesTake every 5th term of Padovan sequence A000931, beginning with the second term.at n=17A012781Expansion of (1 - x)/(1 - 3*x + 2*x^2 - x^3).at n=27A052921Length of lists created by n substitutions k -> Range[0,1+Mod[k+1,3]] starting with {0}.at n=20A084084