Sum of the first n n-digit primes less n*10^(n-1).

Terms

a(0) =1a(1) =4a(2) =11a(3) =62a(4) =153a(5) =240a(6) =409a(7) =960a(8) =729a(9) =754a(10) =1257a(11) =1154a(12) =2051a(13) =3318a(14) =3685a(15) =4454a(16) =9723a(17) =4696a(18) =7691a(19) =6828a(20) =9635a(21) =10806a(22) =9927a(23) =14614a(24) =18207a(25) =22586a(26) =23173a(27) =30070a(28) =27779a(29) =32944