Number of monosubstituted alkanes C(n)H(2n+1)-X of the form shown in the Comments lines that are stereoisomers.

A000622

Number of monosubstituted alkanes C(n)H(2n+1)-X of the form shown in the Comments lines that are stereoisomers.

Terms

    a(0) =0a(1) =0a(2) =0a(3) =2a(4) =4a(5) =14a(6) =34a(7) =98a(8) =270a(9) =768a(10) =2192a(11) =6360a(12) =18576a(13) =54780a(14) =162658a(15) =486154a(16) =1461174a(17) =4413988a(18) =13393816a(19) =40807290a(20) =124783604a(21) =382842018a(22) =1178140170a(23) =3635626680a(24) =11247841040a(25) =34880346840a(26) =108402132234a(27) =337576497920

External references