A386494 - OEIS

%I #13 Jul 24 2025 10:51:14

%S 5,31,89,103,233,313,317,321,331,337,347,359,363,371,383,397,401,413,

%T 417,421,431,441,443,461,463,471,479,481,483,491,493,499,501,507,511,

%U 531,537,543,551,561,571,581,603,629,631,641,643,653,661,671,677,683,689

%N Primitive terms of A297305.

%C Terms of A297305 that are not a multiple of a lesser term of A297305.

%H Titus Piezas III, <a href="https://web.archive.org/web/20091022162819/http://geocities.com/titus_piezas/clustering.html">On the Clustering of Sums of Quartic Sextuples</a>, 2005.

%Y Cf. A297305.

%K nonn

%O 1,1

%A _Michel Marcus_, Jul 23 2025

%E More terms from _Jinyuan Wang_, Jul 24 2025