Как доказать,что 2,7,12,17,22, где An=5n-3 неверный ответ?

1. He said to me that The publisher had  told him  that he was  going to accept his  book", 2. My mother asked  to  Speak in a low voice, because The baby was  sleeping.. 3My brother said to me  that he  had  his  English lesson that day 4. The student said that he  was afraid  he  would not pass his exam the next day5. The  man said that he had seen two nurses and he would find out where they were.6. John said that he had  never tasted anything so tasty. 7.  She said to Peter that his joke was  stupid that’s  why   she  didnt   want to listen to his  jokes any more",8. Julia said that she was not crying 9. Catherine said  that  she would not leave me  alone if I  wanted   her to stay.10.  My  friend said to me that they were going to go to the disco11. Ann said that she had been  at the theatre last Saturday but she hadn’t liked  the play.12. The doctor told me that Beer would not be good for me ". 13. He said that It was  too late to start to ski if I  had  never done it before". 14. They said to me  that they  had  been married four years15.  she asked her mother not to worry about her because she felt fine

А1=2  2=5*1-3   2=2а2=7   7=5*2-3   7=7а3=12  12=5*3-3  12=12а4=17   17=5*4-3   17=17а5=22   22=5*5-3     22=22последовательность верная для этой формулы