52402domain: NAppears in sequencesTriangle T(n,k) = 1 - A176304(k) - A176304(n-k) + A176304(n), read by rows.at n=40A176306Number of triples (w,x,y) with all terms in {0,...,n} and |w-x| + |x-y| <= w+x+y.at n=37A213481Expansion of Product_{n>=1} (1 - x^(5*n))/(1 - x^n)^3 in powers of x.at n=16A278668