254176domain: NAppears in sequencesRow sums of signed triangle A062140 (generalized a=4 Laguerre).at n=7A062265Poincaré series [or Poincare series] P(C_{4,2}(0); t).at n=26A124637Number of n X 6 0..1 arrays avoiding 0 0 0 and 1 1 1 horizontally and 0 0 1 and 1 0 1 vertically.at n=26A208377