Exponent of least power of 2 having n consecutive 0's in its decimal representation.
A006889
Exponent of least power of 2 having n consecutive 0's in its decimal representation.
Terms
- a(0) =0a(1) =10a(2) =53a(3) =242a(4) =377a(5) =1491a(6) =1492a(7) =6801a(8) =14007a(9) =100823a(10) =559940a(11) =1148303a(12) =4036338a(13) =4036339a(14) =53619497a(15) =119476156a(16) =146226201a(17) =918583174a(18) =4627233991a(19) =11089076233a(20) =27042795698
External references
- oeis: A006889