Zero-free numbers with digit sum equal to 7.

Terms

a(0) =7a(1) =16a(2) =25a(3) =34a(4) =43a(5) =52a(6) =61a(7) =115a(8) =124a(9) =133a(10) =142a(11) =151a(12) =214a(13) =223a(14) =232a(15) =241a(16) =313a(17) =322a(18) =331a(19) =412a(20) =421a(21) =511a(22) =1114a(23) =1123a(24) =1132a(25) =1141a(26) =1213a(27) =1222a(28) =1231a(29) =1312