Maximum starting value of X such that repeated replacement of X with X-ceiling(X/8) requires n steps to reach 0.

A279078

Maximum starting value of X such that repeated replacement of X with X-ceiling(X/8) requires n steps to reach 0.

Terms

    a(0) =0a(1) =1a(2) =2a(3) =3a(4) =4a(5) =5a(6) =6a(7) =7a(8) =9a(9) =11a(10) =13a(11) =15a(12) =18a(13) =21a(14) =25a(15) =29a(16) =34a(17) =39a(18) =45a(19) =52a(20) =60a(21) =69a(22) =79a(23) =91a(24) =105a(25) =121a(26) =139a(27) =159a(28) =182a(29) =209

External references