從 1到指定數 緊接顯示 (13259)

C2{=IFERROR(RIGHT(SMALL(IF(A$2:A$5>=COLUMN(A:Z),COLUMN(A:Z)+{1;2;3;4}/1%),ROW(A1)),2)*1,"")

另解 A欄往下可續增數字=IF(ROW(A1)>SUM(A:A),"",IF(N(C1)=OFFSET(A$1,COUNTIF(C$1:C1,1),),1,N(C1)+1))