Total number of all repeated partitions of the integer n and its parts down to parts equal to 1. Essentially first differences of A055887.

A143141

Total number of all repeated partitions of the integer n and its parts down to parts equal to 1. Essentially first differences of A055887.

Terms

    a(0) =1a(1) =2a(2) =5a(3) =14a(4) =37a(5) =101a(6) =271a(7) =733a(8) =1976a(9) =5334a(10) =14390a(11) =38833a(12) =104779a(13) =282734a(14) =762903a(15) =2058571a(16) =5554692a(17) =14988400a(18) =40443620a(19) =109130216a(20) =294469216a(21) =794574883a(22) =2144024501a(23) =5785283758a(24) =15610599502a(25) =42122535067a(26) =113660462337a(27) =306693333868a(28) =827559549428

External references