A340538 Total of radio numbers of all n-node (connected) graphs.

0, 1, 5, 25, 125, 875, 8207

Offset

1,3

Links

Table of n, a(n) for n=1..7.

Eric Weisstein's World of Mathematics, Connected Graph

Eric Weisstein's World of Mathematics, Radio Number

Crossrefs

Sequence in context: A111993 A341266 A113996 * A062875 A140288 A306570

Adjacent sequences: A340535 A340536 A340537 * A340539 A340540 A340541

Keyword

nonn,more

Author

Eric W. Weisstein, Jan 10 2021

Extensions

a(7) from Eric W. Weisstein, Jan 13 2021

Status

approved