280226domain: NAppears in sequencest(n^2) is a square and sets a new record for such squares, where t(n) = (sigma(n)-n)*omega(n); or t(n)= A001065(n)*A001221(n).at n=17A063777G.f.: Product((1+x^i)/(1-x^i),i=1..n-1)/(1-x^n), with n = 8.at n=41A091779Number of solutions to x/3 + y/4 + z/6 < n with x,y,z>=1 .at n=28A128822