+-------+-------+-------+-------+       +-------+-------+-------+-------+
 |       |       |       |       |       |       |       |       |       |
 |   12  |   13  |   15  |   14  |       |  20   |   10  |   11  |   17  |
 |       |       |       |       |       |       |       |       |       |
 +-------+-------+-------+-------+       +-------+-------+-------+-------+
                                         |       |       |       |       |
 The diagram to the right shows the      |   7   |   8   |   9   |   18  |
 numbers of the keypad keys on VT100     |       |       |       |       |
 terminals for use in the DEFINE KEY     +-------+-------+-------+-------+
 command.  Above are the numbers for     |       |       |       |       |
 the arrow keys, for terminals that      |   4   |   5   |   6   |   19  |
 do not have function keys.              |       |       |       |       |
                                         +-------+-------+-------+-------+
                                         |       |       |       |       |
                                         |   1   |   2   |   3   |       |
                                         |       |       |       |       |
                                         +-------+-------+-------+   21  |
                                         |               |       |       |
                                         |       0       |   16  |       |
                                         |               |       |       |
                                         +---------------+-------+-------+