286454domain: NAppears in sequencesT(n,k)=Number of binary arrays of length n+2*k-1 with no more than k ones in any length 2k subsequence (=50% duty cycle).at n=46A212402Number of binary arrays of length 2*n+1 with no more than n ones in any length 2n subsequence (=50% duty cycle).at n=8A212403