A031900 Lucky numbers with size of gaps equal to 18 (lower terms).
171, 241, 367, 433, 559, 655, 699, 1339, 1369, 1545, 1675, 1839, 2001, 2095, 2221, 2283, 2527, 2607, 2671, 2697, 2797, 3055, 3363, 4045, 4413, 4465, 4521, 5235, 5259, 5719, 5737, 5851, 6031, 6061, 6093, 6123, 6177, 6211, 6253, 6505
Offset: 1
Keywords
Links
- Amiram Eldar, Table of n, a(n) for n = 1..10000