Least k such that first k terms of A022300 contain n more 1's than 2's.

Terms

a(0) =1a(1) =2a(2) =7a(3) =10a(4) =21a(5) =66a(6) =213a(7) =246a(8) =273a(9) =454a(10) =673a(11) =700a(12) =727a(13) =934a(14) =2451a(15) =2766a(16) =2799a(17) =3006a(18) =3099a(19) =3396a(20) =234665a(21) =234758a(22) =234977a(23) =235004a(24) =235013a(25) =434216a(26) =436951a(27) =436978a(28) =437005a(29) =437128