1,1,2,3,5,8,13,21,34,55,89,144,233,377,610,987,1597,2584,4181,6765,10946.6765x6765=457652254181x10946=4576522645765226-45765225=1对于一串有规律的数,一数的平方比与它相邻两数的积少1....