98164domain: NAppears in sequencesDivide natural numbers in groups with prime(n) elements and add together.at n=24A034956a(n) = n*(n-1)*(n^3 + 21*n^2 - 4*n + 96)/120.at n=23A124161Number of circular binary sequences of length n with an odd number of 0's and no three consecutive 1's.at n=19A366045