Number of Van Lier sequences of length n.
A005272
Number of Van Lier sequences of length n.
Terms
- a(0) =1a(1) =2a(2) =6a(3) =26a(4) =164a(5) =1529a(6) =21439a(7) =461481a(8) =15616226a(9) =851607867a(10) =76555549499
External references
- oeis: A005272