A031158 Twin lucky numbers (lower terms).

1, 7, 13, 31, 49, 67, 73, 127, 133, 169, 193, 235, 259, 283, 319, 391, 427, 475, 487, 517, 535, 577, 613, 619, 643, 727, 739, 883, 895, 925, 931, 979, 991, 1009, 1021, 1039, 1093, 1105, 1201, 1231, 1249, 1261, 1387, 1417, 1471, 1495, 1501

Offset

1,2

Links

Amiram Eldar, Table of n, a(n) for n = 1..10000

Crossrefs

Cf. A000959, A031158, A031159, A031160.

Sequence in context: A162652 A306889 A181141 * A301683 A091431 A060800

Adjacent sequences: A031155 A031156 A031157 * A031159 A031160 A031161

Keyword

nonn

Author

Patrick De Geest

Status

approved