Number of compositions (ordered partitions) of n such that some part is repeated consecutively 5 times and no part is repeated consecutively more than 5 times.
A091619
Number of compositions (ordered partitions) of n such that some part is repeated consecutively 5 times and no part is repeated consecutively more than 5 times.
Terms
- a(0) =1a(1) =0a(2) =2a(3) =4a(4) =9a(5) =21a(6) =46a(7) =98a(8) =213a(9) =459a(10) =979a(11) =2082a(12) =4408a(13) =9294a(14) =19535a(15) =40937a(16) =85561a(17) =178392a(18) =371131a(19) =770556a(20) =1596936a(21) =3303986a(22) =6825163a(23) =14078718a(24) =29002331a(25) =59670920a(26) =122627798a(27) =251735331a(28) =516247636a(29) =1057687986
External references
- oeis: A091619