Sum of digits in n-th term of A022470.

Terms

a(0) =2a(1) =3a(2) =5a(3) =7a(4) =10a(5) =15a(6) =20a(7) =25a(8) =35a(9) =45a(10) =55a(11) =72a(12) =94a(13) =122a(14) =160a(15) =215a(16) =278a(17) =362a(18) =482a(19) =617a(20) =797a(21) =1047a(22) =1354a(23) =1773a(24) =2321a(25) =3028a(26) =3948a(27) =5165a(28) =6724a(29) =8751