Number of set partitions of [n] such that eight is a multiple of each block size.
A275426
Number of set partitions of [n] such that eight is a multiple of each block size.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =4a(4) =11a(5) =31a(6) =106a(7) =372a(8) =1500a(9) =6220a(10) =28696a(11) =136016a(12) =702802a(13) =3727946a(14) =21253324a(15) =124231096a(16) =772458366a(17) =4918962462a(18) =33061094812a(19) =227303566648
External references
- oeis: A275426