district                  vacator           reason for change               successor      date successor seated
0  connecticut at - large         uriel holmes (f)   resigned sometime in 1818  sylvester gilbert (dr)  seated november 16 , 1818
1     north carolina 11th       daniel forney (dr)   resigned sometime in 1818    william davidson (f)   seated december 2 , 1818
2      massachusetts 20th      albion k parris (dr  resigned february 3 , 1818      enoch lincoln (dr)   seated november 4 , 1818
3           virginia 19th    peterson goodwyn (dr)     died february 21 , 1818        john pegram (dr)     seated april 21 , 1818
4    louisiana at - large  thomas b robertson (dr)    resigned april 20 , 1818      thomas butler (dr)  seated november 16 , 1818
5        pennsylvania 4th      jacob spangler (dr)    resigned april 20 , 1818    jacob hostetter (dr)  seated november 16 , 1818
6        pennsylvania 6th     samuel d ingham (dr)      resigned july 6 , 1818       samuel moore (dr)   seated october 13 , 1818

Table as JSON:
{"district":{"0":"connecticut at - large","1":"north carolina 11th","2":"massachusetts 20th","3":"virginia 19th","4":"louisiana at - large","5":"pennsylvania 4th","6":"pennsylvania 6th"},"vacator":{"0":"uriel holmes (f)","1":"daniel forney (dr)","2":"albion k parris (dr","3":"peterson goodwyn (dr)","4":"thomas b robertson (dr)","5":"jacob spangler (dr)","6":"samuel d ingham (dr)"},"reason for change":{"0":"resigned sometime in 1818","1":"resigned sometime in 1818","2":"resigned february 3 , 1818","3":"died february 21 , 1818","4":"resigned april 20 , 1818","5":"resigned april 20 , 1818","6":"resigned july 6 , 1818"},"successor":{"0":"sylvester gilbert (dr)","1":"william davidson (f)","2":"enoch lincoln (dr)","3":"john pegram (dr)","4":"thomas butler (dr)","5":"jacob hostetter (dr)","6":"samuel moore (dr)"},"date successor seated":{"0":"seated november 16 , 1818","1":"seated december 2 , 1818","2":"seated november 4 , 1818","3":"seated april 21 , 1818","4":"seated november 16 , 1818","5":"seated november 16 , 1818","6":"seated october 13 , 1818"}}