106124domain: NAppears in sequencesa(n)=Sum_{d|n} d*numbpart(d), where numbpart(d)=number of partitions of d, cf. A000041.at n=27A061259Numbers k such that (k^2 - 14)/2 is a square.at n=12A077447Expansion of (2*x^4+x^3+x)/(-x^2-2*x+1).at n=14A265107