Highest scoring cribbage hand with n cards.

Terms

a(0) =1a(1) =3a(2) =8a(3) =20a(4) =29a(5) =36a(6) =72a(7) =112a(8) =188a(9) =322a(10) =576a(11) =1024a(12) =1836a(13) =3206a(14) =5086a(15) =7440a(16) =9601a(17) =12890a(18) =16555a(19) =20328