OFFSET
1,3
COMMENTS
a(10) = 467260456608.
LINKS
Eric Weisstein's World of Mathematics, Graph Cycle
Eric Weisstein's World of Mathematics, Grid Graph
FORMULA
a(2n) = A003763(n).
a(2n+1) = A181584(n). - Andrew Howroyd, Mar 01 2020
CROSSREFS
KEYWORD
nonn
AUTHOR
Eric W. Weisstein, Mar 25 2018
EXTENSIONS
Terms a(9) and beyond from Andrew Howroyd, Mar 01 2020
STATUS
approved