-24640domain: ZAppears in sequencesTriangle of coefficients in expansion of (x-1)*(x-3)*(x-5)*...*(x-(2*n-1)).at n=41A039757Triangle of B-analogs of Stirling numbers of first kind.at n=39A039758Expansion of g.f. (1+x)^2*(x^2-6*x+1)/(x-1)^4.at n=21A136264