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A348620
Total of the chromatic numbers of all simple graphs on n nodes.
0
1, 3, 8, 26, 94, 476, 3487, 44110, 1042221, 48069505
OFFSET
1,2
LINKS
Eric Weisstein's World of Mathematics, Chromatic Number
Eric Weisstein's World of Mathematics, Simple Graph
FORMULA
a(n) = Sum_{k=1..n} k*A084268(n,k). - Andrew Howroyd, Jan 10 2022
CROSSREFS
Cf. A084268.
Sequence in context: A124528 A320344 A006870 * A058802 A054097 A238243
KEYWORD
nonn,more
AUTHOR
Eric W. Weisstein, Oct 25 2021
STATUS
approved