Sum over all partitions of [n] of the number of blocks containing their own index when blocks are ordered with decreasing largest elements.
A350648
Sum over all partitions of [n] of the number of blocks containing their own index when blocks are ordered with decreasing largest elements.
Terms
- a(0) =0a(1) =1a(2) =1a(3) =5a(4) =11a(5) =48a(6) =173a(7) =795a(8) =3719a(9) =19343a(10) =106563a(11) =628508a(12) =3923602a(13) =25875858a(14) =179468739a(15) =1305268102a(16) =9925892324a(17) =78728325373a(18) =649856661196
External references
- oeis: A350648