78952domain: NAppears in sequences"CGJ" (necklace, element, labeled) transform of 2,2,2,2...at n=8A032147Number of compositions of n with c(1) = 1, c(i+1) - c(i) <= 1, and c(i+1) - c(i) != 0.at n=42A238870Nonprime numbers k such that the sum of the divisors of k^2 is of the form m^2 + m + 1.at n=41A289385