a(n) is the smallest decimal number > 1 such that when it is written in all bases from base 2 to base n those numbers all contain both 0 and 1.

A335051

a(n) is the smallest decimal number > 1 such that when it is written in all bases from base 2 to base n those numbers all contain both 0 and 1.

Terms

    a(0) =2a(1) =9a(2) =19a(3) =28a(4) =145a(5) =384a(6) =1128a(7) =2601a(8) =2601a(9) =101256a(10) =103824a(11) =382010a(12) =572101a(13) =971400a(14) =1773017a(15) =1773017a(16) =22873201a(17) =64041048a(18) =64041048a(19) =1193875201a(20) =2496140640a(21) =10729882801a(22) =21660922801a(23) =120068616277a(24) =333679563001a(25) =427313653201a(26) =427313653201

External references