Ceiling of Gamma(n+1/12)/Gamma(1/12).

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =3a(6) =13a(7) =74a(8) =519a(9) =4193a(10) =38084a(11) =384011a(12) =4256113a(13) =51428024a(14) =672849974a(15) =9475970455a(16) =142929221024