Smallest "inconsummate number" in base n greater than in the previous base.

Terms

a(0) =13a(1) =17a(2) =29a(3) =46a(4) =64a(5) =86a(6) =105a(7) =136a(8) =161a(9) =200a(10) =229a(11) =276a(12) =309a(13) =362a(14) =419a(15) =460a(16) =505a(17) =572a(18) =621a(19) =694a(20) =749a(21) =830a(22) =889a(23) =978a(24) =1054a(25) =1136a(26) =1205a(27) =1306a(28) =1381a(29) =1490