Minimal number (in decimal representation) with n nonprime substrings in base-9 representation (substrings with leading zeros are considered to be nonprime).

A217109

Minimal number (in decimal representation) with n nonprime substrings in base-9 representation (substrings with leading zeros are considered to be nonprime).

Terms

    a(0) =2a(1) =1a(2) =12a(3) =9a(4) =83a(5) =84a(6) =81a(7) =748a(8) =740a(9) =731a(10) =729a(11) =6653a(12) =6581a(13) =6563a(14) =6564a(15) =6561a(16) =59222a(17) =59069a(18) =59068a(19) =59051a(20) =59052a(21) =59049a(22) =531614a(23) =531569a(24) =531464a(25) =531460a(26) =531452a(27) =531443a(28) =531441a(29) =4784122

External references