1773827domain: NAppears in sequencesPoincaré series [or Poincare series] P(T_{6,2}; x).at n=16A124618Positions of 3's in A347381.at n=32A347393Odd numbers k such that k/(1+A347381(k)) obtains record values, where A347381 gives the distance from n to the nearest common ancestor of n and sigma(n) in the Doudna-tree.at n=40A386423