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Crypto-currency exchange volumes
This collection contains networks representing the volume of trade between each pair of crypto-currencies on a certain day for each of the selected crypto-currency exchanges. The data was gathered from CoinMarketCap on different days of the year. The edge values represent the volume in USD.
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Facebook friends
This network dataset consists of Facebook friend lists. Facebook data was collected from survey participants using the Facebook app. Facebook data has been anonymized by replacing the Facebook-internal ids for each user with a new value.
The collection was prepared by J. McAuley and J. Leskovec in... -
Google Plus social circles
This network dataset consists of social circles from Google+. Google+ data was collected from users who had manually shared their circles using the share circle feature.
The collection was prepared by J. McAuley and J. Leskovec in the paper: Learning to Discover Social Circles in Ego Networks..
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Cubic hypohamiltonian graphs
A graph is hypohamiltonian if it does not itself have a Hamiltonian cycle but every graph formed by removing a single vertex from it is Hamiltonian. The following collection was calculated by the House of Graphs (source) and lists all cubic hypohamiltonian graphs on up to 32 vertices.
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Hypohamiltonian graphs
A graph is hypohamiltonian if it does not itself have a Hamiltonian cycle but every graph formed by removing a single vertex from it is Hamiltonian. The following collection was calculated by the House of Graphs (source) and lists all hypohamiltonian graphs on up to 19 vertices.