Numbers n such that lambda(n) = lambda(n - lambda(n)).

Terms

a(0) =2a(1) =6a(2) =8a(3) =20a(4) =42a(5) =75a(6) =90a(7) =117a(8) =154a(9) =156a(10) =189a(11) =220a(12) =363a(13) =385a(14) =490a(15) =525a(16) =702a(17) =775a(18) =777a(19) =845a(20) =975a(21) =990a(22) =1050a(23) =1183a(24) =1276a(25) =1300a(26) =1505a(27) =1587a(28) =1628a(29) =1742