42505932domain: NAppears in sequencesNarayana-Zidek-Capell numbers: a(n) = 1 for n <= 2. Otherwise a(2n) = 2a(2n-1), a(2n+1) = 2a(2n) - a(n).at n=28A002083A bisection of A002083.at n=14A259858