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

1,1

Links

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

Crossrefs

Cf. A000959, A031158, A031159, A031160.

Sequence in context: A073665 A160157 A054598 * A250554 A046959 A086177

Adjacent sequences: A031157 A031158 A031159 * A031161 A031162 A031163

Keyword

nonn

Author

Patrick De Geest

Extensions

Offset corrected by Amiram Eldar, Nov 15 2019

Status

approved