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A337267 A335703(2n). 3
1, 3, 9, 30, 95, 326, 1195, 4478, 17251, 67326, 266331, 1058146, 4216075, 16808282, 67130923, 268281390, 1072424939 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
LINKS
CROSSREFS
Sequence in context: A344266 A078844 A144817 * A337034 A250128 A199137
KEYWORD
nonn,more
AUTHOR
STATUS
approved

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Last modified March 28 04:58 EDT 2024. Contains 371235 sequences. (Running on oeis4.)