Number of integer partitions of n having at most one permutation with all equal run-lengths.

Terms

a(0) =1a(1) =1a(2) =2a(3) =2a(4) =4a(5) =5a(6) =7a(7) =10a(8) =13a(9) =16a(10) =22a(11) =28a(12) =34a(13) =46a(14) =58a(15) =69a(16) =90a(17) =114a(18) =141a(19) =178a(20) =216a(21) =271a(22) =338a(23) =418a(24) =506a(25) =630a(26) =769a(27) =941a(28) =1140a(29) =1399