a(n) = Sum_{k=0..n} p(k)^(n-k), where p(k) is the partition function A000041.
A259438
a(n) = Sum_{k=0..n} p(k)^(n-k), where p(k) is the partition function A000041.
Terms
- a(0) =1a(1) =2a(2) =3a(3) =5a(4) =10a(5) =25a(6) =78a(7) =301a(8) =1414a(9) =7964a(10) =53408a(11) =426116a(12) =4028890a(13) =44697755a(14) =576491980a(15) =8617031811a(16) =149425700853
External references
- oeis: A259438