A382798 Even Ulam numbers.

2, 4, 6, 8, 16, 18, 26, 28, 36, 38, 48, 62, 72, 82, 102, 106, 114, 126, 138, 148, 180, 182, 206, 236, 238, 258, 260, 282, 316, 324, 356, 358, 370, 382, 390, 400, 402, 412, 414, 434, 456, 502, 522, 524, 544, 546, 566, 568, 602, 612, 624, 646, 668, 688, 690

Offset: 1

Author

Shyam Sunder Gupta, Apr 05 2025

Keywords

• nonn

Links

• Shyam Sunder Gupta, Table of n, a(n) for n = 1..10160
• Shyam Sunder Gupta, Ulam Numbers. In: Exploring the Beauty of Fascinating Numbers. Springer Praxis Books(). Springer, Singapore, (2025).

Crossrefs

Intersection of A002858 and A005843.