Question

1:0 5 8 1 7 ( ) 37　　A.31 B.27 C.24 D.222:2,2,3,6,12,22,(

Answer 1

1.C0=1^2-15=2^2+18=3^2-117=4^2+1()=5^2-137=6^2+1 则( )的数是242.C两数之差是0,1,3,6,10,两数之差是1,2,3,4,则( )的数是373.题目有点问题,应该是1,4,14,45,139,( 1*3+1=4 4*3+2=1414*3+3=4545*3+4=139139*3+5=( ) 则( )的数是422"