Initial member of 9 consecutive primes {a, b, c, d, e, f, g, h, i} such that (a + b + c)/3, (d + e + f)/3 and (g + h + i)/3 are all prime.
A294147
Initial member of 9 consecutive primes {a, b, c, d, e, f, g, h, i} such that (a + b + c)/3, (d + e + f)/3 and (g + h + i)/3 are all prime.
Terms
- a(0) =63487a(1) =462067a(2) =830777a(3) =847507a(4) =1012159a(5) =1049773a(6) =1250611a(7) =1268747a(8) =1372537a(9) =1372559a(10) =1589657a(11) =1988237a(12) =2567557a(13) =2696569a(14) =2874673a(15) =2967317a(16) =3676111a(17) =3718657a(18) =4196987a(19) =4255067a(20) =4550867a(21) =4669333a(22) =5217911a(23) =5225147a(24) =5716031a(25) =6019553a(26) =6103171a(27) =6725657a(28) =6725731a(29) =7143557
External references
- oeis: A294147