Number of crossing, capturing set partitions of {1..n}.
A326246
Number of crossing, capturing set partitions of {1..n}.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =3a(6) =37a(7) =307a(8) =2173a(9) =14344a(10) =92402a(11) =596688
External references
- oeis: A326246