A067729 Numbers k such that floor(log(3)^k) is prime.

8, 9, 10, 11, 12, 13, 14, 18, 19, 21, 22, 26, 28, 36, 40, 41, 47, 56, 58, 85, 88, 95, 112, 114, 117, 123, 128, 143, 158, 161, 176, 178, 180, 181, 186, 196, 213, 227, 231, 278, 372, 397, 398, 438, 455, 516, 541, 553, 731, 807, 867, 1006, 1159, 1344, 1352, 1405

Offset

1,1

Links

Table of n, a(n) for n=1..56.

Crossrefs

Sequence in context: A162788 A115842 A067682 * A058366 A120209 A247631

Adjacent sequences: A067726 A067727 A067728 * A067730 A067731 A067732

Keyword

easy,nonn

Author

Benoit Cloitre, Feb 23 2002

Extensions

Edited and extended by Patrick De Geest, Mar 03 2002

Status

approved