a(n) = least positive integer m such that when m*(m+1) is written in base n, it does not contain the digit n-1 and contains every single digit from 0 to n-2 exactly once, or 0 if no such number exists.
A382054
a(n) = least positive integer m such that when m*(m+1) is written in base n, it does not contain the digit n-1 and contains every single digit from 0 to n-2 exactly once, or 0 if no such number exists.
Terms
- a(0) =0a(1) =0a(2) =14a(3) =54a(4) =0a(5) =616a(6) =2251a(7) =12069a(8) =0a(9) =251085a(10) =1348305a(11) =7619403a(12) =0a(13) =269717049a(14) =1698727527a(15) =11061795398a(16) =0a(17) =513383208454a(20) =0a(24) =0a(28) =0
External references
- oeis: A382054