6323023domain: NAppears in sequencesNumber of compositions of 5*n-1 into parts 2 and 5.at n=15A369842Expansion of (1 + x)^2/(1 - x^2*(1 + x)^3).at n=25A375317Expansion of 1 / ((1-x)^2 - x^5).at n=37A392540