44941domain: NAppears in sequencesT(2n,n), T given by A026714.at n=7A026715T(n,[ n/2 ]), T given by A026714.at n=14A026720Row 4 of square array defined in A047671.at n=14A047673Number of positive integers with n digits in which adjacent digits differ by at most 1.at n=8A235163