Number of compositions (ordered partitions) of n into distinct parts such that number of parts is even.
A332305
Number of compositions (ordered partitions) of n into distinct parts such that number of parts is even.
Terms
- a(0) =1a(1) =0a(2) =0a(3) =2a(4) =2a(5) =4a(6) =4a(7) =6a(8) =6a(9) =8a(10) =32a(11) =34a(12) =58a(13) =84a(14) =132a(15) =158a(16) =230a(17) =280a(18) =376a(19) =450a(20) =570a(21) =1388a(22) =1556a(23) =2398a(24) =3310a(25) =4920a(26) =6600a(27) =9674a(28) =12122a(29) =16684
External references
- oeis: A332305