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A061056 Duplicate of A060777. 0
1, 2, 3, 6, 12, 30, 72, 210, 630, 1920, 6336, 22176, 78975, 295680, 1144000, 4576000 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
CROSSREFS
Sequence in context: A300323 A261230 A014278 * A060777 A200744 A089430
KEYWORD
dead
AUTHOR
Ed Pegg Jr, May 28 2001
STATUS
approved

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Last modified April 19 08:45 EDT 2024. Contains 371782 sequences. (Running on oeis4.)