Number of integer partitions of n where the median is twice the minimum.

Terms

a(0) =0a(1) =0a(2) =0a(3) =1a(4) =1a(5) =1a(6) =2a(7) =5a(8) =5a(9) =8a(10) =11a(11) =16a(12) =20a(13) =28a(14) =38a(15) =53a(16) =67a(17) =87a(18) =111a(19) =146a(20) =183a(21) =236a(22) =297a(23) =379a(24) =471a(25) =591a(26) =729a(27) =909a(28) =1116a(29) =1376