a(n) = sum of minimal runlengths of all the partitions of n.

Terms

a(0) =1a(1) =3a(2) =5a(3) =9a(4) =11a(5) =20a(6) =22a(7) =36a(8) =44a(9) =63a(10) =74a(11) =114a(12) =128a(13) =180a(14) =224a(15) =298a(16) =355a(17) =485a(18) =573a(19) =760a(20) =922a(21) =1174a(22) =1419a(23) =1836a(24) =2189a(25) =2756a(26) =3341a(27) =4160a(28) =4988a(29) =6217