A031160 Twin lucky numbers (middle terms).

2, 8, 14, 32, 50, 68, 74, 128, 134, 170, 194, 236, 260, 284, 320, 392, 428, 476, 488, 518, 536, 578, 614, 620, 644, 728, 740, 884, 896, 926, 932, 980, 992, 1010, 1022, 1040, 1094, 1106, 1202, 1232, 1250, 1262, 1388, 1418, 1472, 1496, 1502

Offset: 1

Author

Patrick De Geest

Keywords

• nonn

Links

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

Crossrefs

Cf. A000959, A031158, A031159, A031160.

Extensions

Offset corrected by Amiram Eldar, Nov 15 2019