Numbers that can be written in at least 3 ways as the sum of a Lucas number (A000032) and a square.

Terms

a(0) =11a(1) =27a(2) =488a(3) =683a(4) =852a(5) =907a(6) =964a(7) =1372a(8) =1445a(9) =3971a(10) =5947a(11) =6563a(12) =8587a(13) =40003a(14) =70803a(15) =111603a(16) =116285a(17) =129603a(18) =133958a(19) =291607a(20) =465125a(21) =1229884a(22) =1555208a(23) =2088027a(24) =37442165a(25) =89629867a(26) =93896107a(27) =149768645a(28) =197712043a(29) =287946964