38215domain: NAppears in sequencesNumbers n such that sigma(n) = sigma(n-1) - sigma(n-2).at n=3A076528Row 4 of table A162424.at n=32A162427a(n) = (n+1)^3 - n^2.at n=33A261893a(n) = (prime(1+n)*prime(n)) + prime(n) + 1.at n=43A286624