login
Numbers k such that k^3 divides 14^(k^2) + 1.
11

%I #10 Jun 06 2021 06:31:50

%S 1,3,5,15,57,183,285,355,505,915,1065,1515,2005,2265,3477,6015,10887,

%T 12165,17385,20005,20235,27015,28785,35855,43035,54435,60015,64965,

%U 92415,107565,114285,134139,138165,142355,160815,201995,202505,228765

%N Numbers k such that k^3 divides 14^(k^2) + 1.

%Y Cf. A127263 (k^3 divides 2^(k^2) + 1).

%Y Cf. A128678, A128679, A128680, A128681, A128682, A128683, A128684, A128685.

%Y Cf. A177813, A177814, A177816, A177817, A177818, A177819, A177820.

%Y Cf. A128677 (least k > p such that (k*p)^3 divides (p-1)^(k*p)^2+1, where p = prime(n) > 2).

%K nonn

%O 1,2

%A _Alexander Adamchuk_, May 14 2010