A180698 15^a(n) is smallest power of 15 beginning with n.
0, 2, 3, 15, 4, 16, 5, 11, 17, 57, 6, 12, 86, 18, 1, 24, 7, 47, 13, 87, 36, 2, 93, 42, 8, 116, 65, 31, 14, 105, 71, 37, 3, 128, 94, 60, 26, 9, 134, 100, 66, 49, 15, 140, 123, 106, 72, 55, 21, 4, 129, 112, 95, 78, 44, 27, 10, 152, 135, 101, 84, 67, 50, 33, 16, 158, 141, 124, 107
Offset: 1
Links
- D. Mondot, Table of n, a(n) for n=1..32699