150535domain: NAppears in sequencesA diagonal of A008296.at n=32A059302Sum of dimension exponents of supercharacter of unipotent upper triangular matrices.at n=7A200580Numbers k such that binomial(k^2,k) == 0 (mod k^3).at n=25A371474Expansion of e.g.f. (1/x) * Series_Reversion( x/(3*x + sqrt(9*x^2+1))^(1/3) ).at n=7A385443