A368480 Orders k such that there exists a group of order k with automorphism group of odd order.
1, 2, 2187
Offset: 1
Examples
a(1)=1 since the trivial group has automorphism group of order 1. a(2)=2 since C_2 has automorphism group of order 1.
Links
- Peter Hegarty and Desmond MacHale, Minimal Odd Order Automorphism Groups, Journal of Group Theory, 13 (2009), 243-255; arXiv:0905.0993 [math.GR], 2009.