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A046863
Erroneous version of A000698.
0
1, 1, 2, 10, 74, 706, 8162, 109960
OFFSET
0,3
LINKS
J. Touchard, Sur un problème de configurations et sur les fractions continues, Canad. J. Math., 4 (1952), 2-25. [Annotated, corrected, scanned copy]
CROSSREFS
Sequence in context: A141149 A306045 A152408 * A185971 A000698 A301932
KEYWORD
dead
STATUS
approved