A067137 a(n) is the smallest number m such that n^(1/m) = 1.(leading zeros)n...

3, 4, 4, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 19, 18, 18, 17, 149, 16, 140, 15, 15, 129, 14, 14, 120, 117, 13, 112, 110, 107, 12, 12, 101, 99, 97, 96, 11, 92, 91, 89, 88, 86, 85, 10, 83, 81, 80, 79, 78, 77, 76, 75, 74, 9, 72, 71, 70, 70, 69, 68, 67, 67, 66, 65, 64, 64, 8

Offset

2,1

Links

Table of n, a(n) for n=2..69.

Example

a(5) = 28 because 5^(1/28) = 1.05.., a(19) = 149 because 19^(1/149) = 1.019...

Crossrefs

Sequence in context: A222731 A025508 A023189 * A060115 A100649 A158962

Adjacent sequences: A067134 A067135 A067136 * A067138 A067139 A067140

Keyword

base,nonn

Author

Jonathan Ayres (jonathan.ayres(AT)ntlworld.com), Dec 30 2001

Status

approved