american name                                    british name   value      dotted value double dotted value triple dotted value
0               octuple whole note                                          maxima      32                48                  56                  60
1             quadruple whole note                                           longa      16                24                  28                  30
2                double whole note                                           breve       8                12                  14                  15
3                       whole note                                       semibreve       4                 6                   7   15 / 2 or 7 1 / 2
4                        half note                                           minim       2                 3    7 / 2 or 3 1 / 2   15 / 4 or 3 3 / 4
5                     quarter note                                        crotchet       1  3 / 2 or 1 1 / 2    7 / 4 or 1 3 / 4   15 / 8 or 1 7 / 8
6                      eighth note                                          quaver   1 / 2             3 / 4               7 / 8             15 / 16
7                   sixteenth note                                      semiquaver   1 / 4             3 / 8              7 / 16             15 / 32
8             thirty - second note                                  demisemiquaver   1 / 8            3 / 16              7 / 32             15 / 64
9              sixty - fourth note                              hemidemisemiquaver  1 / 16            3 / 32              7 / 64            15 / 128
10    hundred twenty - eighth note  quasihemidemisemiquaver semihemidemisemiquaver  1 / 32            3 / 64             7 / 128            15 / 256
11  two hundred fifty - sixth note                      demisemihemidemisemiquaver  1 / 64           3 / 128             7 / 256            15 / 512

Table as JSON:
{"american name":{"0":"octuple whole note","1":"quadruple whole note","2":"double whole note","3":"whole note","4":"half note","5":"quarter note","6":"eighth note","7":"sixteenth note","8":"thirty - second note","9":"sixty - fourth note","10":"hundred twenty - eighth note","11":"two hundred fifty - sixth note"},"british name":{"0":"maxima","1":"longa","2":"breve","3":"semibreve","4":"minim","5":"crotchet","6":"quaver","7":"semiquaver","8":"demisemiquaver","9":"hemidemisemiquaver","10":"quasihemidemisemiquaver semihemidemisemiquaver","11":"demisemihemidemisemiquaver"},"value":{"0":"32","1":"16","2":"8","3":"4","4":"2","5":"1","6":"1 \/ 2","7":"1 \/ 4","8":"1 \/ 8","9":"1 \/ 16","10":"1 \/ 32","11":"1 \/ 64"},"dotted value":{"0":"48","1":"24","2":"12","3":"6","4":"3","5":"3 \/ 2 or 1 1 \/ 2","6":"3 \/ 4","7":"3 \/ 8","8":"3 \/ 16","9":"3 \/ 32","10":"3 \/ 64","11":"3 \/ 128"},"double dotted value":{"0":"56","1":"28","2":"14","3":"7","4":"7 \/ 2 or 3 1 \/ 2","5":"7 \/ 4 or 1 3 \/ 4","6":"7 \/ 8","7":"7 \/ 16","8":"7 \/ 32","9":"7 \/ 64","10":"7 \/ 128","11":"7 \/ 256"},"triple dotted value":{"0":"60","1":"30","2":"15","3":"15 \/ 2 or 7 1 \/ 2","4":"15 \/ 4 or 3 3 \/ 4","5":"15 \/ 8 or 1 7 \/ 8","6":"15 \/ 16","7":"15 \/ 32","8":"15 \/ 64","9":"15 \/ 128","10":"15 \/ 256","11":"15 \/ 512"}}