a(n) = ceiling(10000*log(n)).

Terms

a(0) =0a(1) =6932a(2) =10987a(3) =13863a(4) =16095a(5) =17918a(6) =19460a(7) =20795a(8) =21973a(9) =23026a(10) =23979a(11) =24850a(12) =25650a(13) =26391a(14) =27081a(15) =27726a(16) =28333a(17) =28904a(18) =29445a(19) =29958a(20) =30446a(21) =30911a(22) =31355a(23) =31781a(24) =32189a(25) =32581a(26) =32959a(27) =33323