butterfly graph

graph with 5 nodes and 6 edges

en-US/ˈbʌdɚˌflaɪ ˈɡɹæf/
en-GB/ˈbʌtəflaɪ ɡɹɑːf/

Categories:

matchstick graphk-edge-connected graphundirected graphk-vertex-connected graphfriendship graph