Number of labeled simple connected graphs covering a subset of {1..n} with at least one non-endpoint bridge (non-spanning edge-connectivity 1).
A327231
Number of labeled simple connected graphs covering a subset of {1..n} with at least one non-endpoint bridge (non-spanning edge-connectivity 1).
Terms
- a(0) =0a(1) =0a(2) =1a(3) =3a(4) =18a(5) =250a(6) =5475a(7) =191541a(8) =11065572a(9) =1104254964a(10) =201167132805
External references
- oeis: A327231