Number of connected graphs with n integer labeled vertices covering an initial interval of positive integers.
A340026
Number of connected graphs with n integer labeled vertices covering an initial interval of positive integers.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =12a(4) =151a(5) =3845a(6) =192215a(7) =18642053a(8) =3534415032
External references
- oeis: A340026