78832domain: NAppears in sequences"DHK[ 7 ]" (bracelet, identity, unlabeled, 7 parts) transform of 1,1,1,1,...at n=24A032248Numbers k such that sopfr(k) = tau(k)^2.at n=38A305026Number of compositions of 7*n-4 into parts 6 and 7.at n=17A373936a(n) = Sum_{k=0..floor(n/2)} binomial(k+2,3*n-6*k+2).at n=36A390035