Number of stereoisomers of all n-node acyclic hydrocarbons with no triple bonds.

A036673

Number of stereoisomers of all n-node acyclic hydrocarbons with no triple bonds.

Terms

    a(0) =1a(1) =2a(2) =3a(3) =9a(4) =20a(5) =64a(6) =205a(7) =747a(8) =2767a(9) =10850a(10) =43254a(11) =176990a(12) =735007a(13) =3099272a(14) =13220407a(15) =57001841a(16) =248009246a(17) =1087947441a(18) =4807232915a(19) =21381055533a(20) =95660032110a(21) =430298114499

External references