a(n) = Smallest nontrivial number k > 9 such that |first (leftmost) decimal digit of k - second digit + third digit - fourth digit ...| = n.

A060982

a(n) = Smallest nontrivial number k > 9 such that |first (leftmost) decimal digit of k - second digit + third digit - fourth digit ...| = n.

Terms

    a(0) =11a(1) =10a(2) =13a(3) =14a(4) =15a(5) =16a(6) =17a(7) =18a(8) =19a(9) =90a(10) =109a(11) =209a(12) =309a(13) =409a(14) =509a(15) =609a(16) =709a(17) =809a(18) =909a(19) =10909a(20) =20909a(21) =30909a(22) =40909a(23) =50909a(24) =60909a(25) =70909a(26) =80909a(27) =90909a(28) =1090909a(29) =2090909

External references