A137170 Lucky numbers (A000959) which are congruent to 3 mod 4.
3, 7, 15, 31, 43, 51, 63, 67, 75, 79, 87, 99, 111, 115, 127, 135, 151, 159, 163, 171, 195, 211, 219, 223, 231, 235, 259, 267, 283, 303, 307, 319, 327, 331, 339, 367, 391, 399, 415, 427, 451, 463, 475, 483, 487, 495, 511, 519, 535, 559, 579, 583, 591, 615, 619, 631, 639
Offset: 1
Keywords
Links
- Amiram Eldar, Table of n, a(n) for n = 1..10000