Numerator of probability that there is no error when average of n numbers is computed, assuming errors of +1, -1 are possible and they each occur with p = 1/4.

A061548

Numerator of probability that there is no error when average of n numbers is computed, assuming errors of +1, -1 are possible and they each occur with p = 1/4.

Terms

    a(0) =1a(1) =3a(2) =35a(3) =231a(4) =6435a(5) =46189a(6) =676039a(7) =5014575a(8) =300540195a(9) =2268783825a(10) =34461632205a(11) =263012370465

External references