Number of permutations of 0..(n-1) with equal numbers of bit changes for every bit in the binary representation of the permutation.
A190389
Number of permutations of 0..(n-1) with equal numbers of bit changes for every bit in the binary representation of the permutation.
Terms
- a(0) =1a(1) =2a(2) =2a(3) =0a(4) =0a(5) =36a(6) =144a(7) =672a(8) =0a(9) =688a(10) =161420a(11) =1568320a(12) =16640624a(13) =234147048a(14) =2955532608a(15) =39844932096
External references
- oeis: A190389