A345218 Number of labeled triangle-free connected simple graphs on n vertices.

1, 1, 3, 19, 207, 3571, 93243, 3603139, 203658087, 16725737971, 1985745828483, 339119822487139, 82867477502576847, 28816562818537878931, 14182270437347915240523, 9825699599254424454332419

Offset: 1

Author

Brendan McKay, Jun 11 2021

Keywords

• nonn
• hard

Comments

LOG transform of A213434.

Labeled version of A024607.

Crossrefs

Cf. A024607, A213434.