Sum of the positions of minimum parts in all compositions of n.

Terms

a(0) =0a(1) =1a(2) =4a(3) =10a(4) =29a(5) =70a(6) =181a(7) =435a(8) =1046a(9) =2470a(10) =5762a(11) =13283a(12) =30371a(13) =68847a(14) =154935a(15) =346433a(16) =770154a(17) =1703152a(18) =3748574a(19) =8214805a(20) =17931172a(21) =38997819a(22) =84531066a(23) =182661514a(24) =393578129a(25) =845777569a(26) =1813017039a(27) =3877390908a(28) =8274351482a(29) =17621535902