Kim-sums: "Kimberling sums" K_n + K_6.

Terms

a(0) =5a(1) =15a(2) =18a(3) =20a(4) =23a(5) =26a(6) =28a(7) =31a(8) =12a(9) =36a(10) =39a(11) =41a(12) =44a(13) =47a(14) =49a(15) =52a(16) =54a(17) =57a(18) =60a(19) =62a(20) =65a(21) =25a(22) =70a(23) =73a(24) =75a(25) =78a(26) =81a(27) =83a(28) =86a(29) =33