Numbers k such that phi(k) = phi(k+1) + phi(k+2).

Terms

a(0) =193a(1) =3529a(2) =9337a(3) =27229a(4) =46793a(5) =78181a(6) =90193a(7) =112993a(8) =135013a(9) =437183a(10) =849403a(11) =935219a(12) =1078579a(13) =1283599a(14) =1986973a(15) =2209583a(16) =2341183a(17) =2411173a(18) =2689693a(19) =2744143a(20) =3619069a(21) =3712543a(22) =4738183a(23) =5132983a(24) =6596119a(25) =7829029a(26) =8184713