Number of n-digit primes with digit sum n.

Terms

a(0) =0a(1) =1a(2) =0a(3) =4a(4) =12a(5) =0a(6) =95a(7) =212a(8) =0a(9) =2395a(10) =10657a(11) =0a(12) =126068a(13) =375941a(14) =0a(15) =4943357a(16) =20513691a(17) =0a(18) =271911476