Number of partitions of an n-set with odd number of even blocks.
A096648
Number of partitions of an n-set with odd number of even blocks.
Terms
- a(0) =0a(1) =1a(2) =3a(3) =7a(4) =25a(5) =106a(6) =434a(7) =2045a(8) =10707a(9) =57781a(10) =338195a(11) =2115664a(12) =13796952a(13) =95394573a(14) =692462671a(15) =5235101739a(16) =41436754261a(17) =341177640610
External references
- oeis: A096648