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A000858 Duplicate of A003436. 0
0, 1, 4, 31, 293, 3326, 44189, 673471, 11588884, 222304897, 4704612119 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

Table of n, a(n) for n=1..11.

CROSSREFS

Sequence in context: A039306 A081054 A192407 * A003436 A199683 A114475

Adjacent sequences:  A000855 A000856 A000857 * A000859 A000860 A000861

KEYWORD

dead

STATUS

approved

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Last modified April 17 03:50 EDT 2014. Contains 240628 sequences.