A018858 3^a(n) is smallest power of 3 beginning with n.
0, 3, 1, 14, 10, 8, 6, 4, 2, 21, 19, 17, 38, 15, 13, 34, 11, 32, 9, 30, 7, 28, 49, 5, 26, 47, 3, 24, 45, 66, 22, 43, 108, 20, 85, 41, 106, 18, 83, 39, 104, 60, 16, 81, 37, 102, 14, 123, 79, 35, 100, 56, 12, 77, 33, 142, 98, 54, 10, 75, 31, 140, 96, 52, 8, 117, 73, 29, 138, 94, 50, 6
Offset: 1
Links
- D. Mondot, Table of n, a(n) for n=1..32699