Largest positive integer having n holes that can be made using the fewest possible digits.

A363377

Largest positive integer having n holes that can be made using the fewest possible digits.

Terms

    a(0) =7a(1) =9a(2) =8a(3) =98a(4) =88a(5) =988a(6) =888a(7) =9888a(8) =8888a(9) =98888a(10) =88888a(11) =988888a(12) =888888a(13) =9888888a(14) =8888888a(15) =98888888a(16) =88888888a(17) =988888888a(18) =888888888a(19) =9888888888a(20) =8888888888a(21) =98888888888a(22) =88888888888a(23) =988888888888a(24) =888888888888

External references