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A200903 A182589(n)/8. 0
1, 3, 27, 297, 47709, 645435, 126324495, 1808414181, 382438918233, 1242372315626955, 18595508156138529, 63815763282950874195, 14742997800191813247975, 224916431556261219090813, 52678299544059483705751857, 191343486826902593656102628835 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
CROSSREFS
Sequence in context: A214363 A204821 A365156 * A365149 A318108 A290576
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Nov 23 2011
STATUS
approved

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Last modified April 19 17:36 EDT 2024. Contains 371795 sequences. (Running on oeis4.)