Numbers n such that sigma(n) = sigma(n+1) + sigma(n+2).

Terms

a(0) =378624a(1) =661152a(2) =5479092a(3) =5526024a(4) =7179624a(5) =18744216a(6) =122321970a(7) =168201288a(8) =215676636a(9) =778701984a(10) =1482154170a(11) =1788138780a(12) =1974360132a(13) =2288979096a(14) =3361923780a(15) =4214315484a(16) =4757106144a(17) =4971510492a(18) =6264306144a(19) =6884356716a(20) =10730488296a(21) =11375549304a(22) =16851779736