49427domain: NAppears in sequencesNumber of ordered triples (w,x,y) with all terms in {-n,...-1,1,...,n} and w+x+y>=0.at n=23A211612Number of compositions [p(1), p(2), ..., p(k)] of n such that p(j) >= p(1) - 1.at n=17A224960Numbers k such that (26*10^k - 503)/9 is prime.at n=20A296051