a(n) = A211195(n-1)/n for n>=1.

Terms

a(0) =1a(1) =1a(2) =2a(3) =8a(4) =48a(5) =372a(6) =3440a(7) =36256a(8) =423232a(9) =5369184a(10) =73051744a(11) =1055835648a(12) =16095734784a(13) =257397846208