a(n) is the number of partitions of 5n that can be obtained by adding together five (not necessarily distinct) partitions of n.

A002222

a(n) is the number of partitions of 5n that can be obtained by adding together five (not necessarily distinct) partitions of n.

Terms

    a(0) =1a(1) =6a(2) =21a(3) =91a(4) =266a(5) =994a(6) =2562a(7) =7764a(8) =19482a(9) =51212a(10) =116028a(11) =288541a(12) =612463a(13) =1375609a(14) =2862437a(15) =6036606a(16) =11846488a(17) =24080685a(18) =45506290

External references