Primes which can be expressed as sum of distinct powers of 7.

Terms

a(0) =7a(1) =2801a(2) =17207a(3) =19559a(4) =120401a(5) =134513a(6) =134807a(7) =137201a(8) =840743a(9) =842759a(10) =842801a(11) =941249a(12) =943601a(13) =958007a(14) =958049a(15) =958343a(16) =960793a(17) =5782001a(18) =5784409a(19) =5899307a(20) =5899601a(21) =5899657a(22) =5901659a(23) =6591089a(24) =6607903a(25) =6706393a(26) =6708787a(27) =6722801a(28) =6722857a(29) =6723193