107312domain: NAppears in sequencesLength of n-th term in Look and Say sequences A005150 and A007651.at n=41A005341O.g.f.: exp( Sum_{n>=1} (sigma(2n)-sigma(n))^2 * x^n/n ).at n=10A177398Number of simple connected graphs g on n nodes with |Aut(g)| = 8.at n=9A241457