The five digits of a(n) and their four successive absolute first differences are all distinct.

Terms

a(0) =14928a(1) =15829a(2) =17958a(3) =18259a(4) =18694a(5) =18695a(6) =19372a(7) =19375a(8) =19627a(9) =25917a(10) =27391a(11) =27398a(12) =28149a(13) =28749a(14) =28947a(15) =34928a(16) =35917a(17) =37289a(18) =37916a(19) =38926a(20) =39157a(21) =39578a(22) =43829a(23) =45829a(24) =47289a(25) =47916a(26) =49318a(27) =49681a(28) =49687a(29) =51869