Numbers n such that string 4,2 occurs in the base 8 representation of n but not of n+1.

Terms

a(0) =34a(1) =98a(2) =162a(3) =226a(4) =279a(5) =290a(6) =354a(7) =418a(8) =482a(9) =546a(10) =610a(11) =674a(12) =738a(13) =791a(14) =802a(15) =866a(16) =930a(17) =994a(18) =1058a(19) =1122a(20) =1186a(21) =1250a(22) =1303a(23) =1314a(24) =1378a(25) =1442a(26) =1506a(27) =1570a(28) =1634a(29) =1698