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A007174 Erroneous version of A182322.
(Formerly M2679)
0
1, 1, 1, 3, 7, 20, 131, 815, 5142, 36800, 272093, 2077909, 16176607, 127997683, 1025727646, 8310377815, 68217725764, 560527576100, 4556993996246 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

LINKS

Table of n, a(n) for n=1..19.

CROSSREFS

Sequence in context: A211602 A110149 A024331 * A091184 A174348 A196035

Adjacent sequences:  A007171 A007172 A007173 * A007175 A007176 A007177

KEYWORD

dead

STATUS

approved

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Last modified January 21 05:39 EST 2020. Contains 331104 sequences. (Running on oeis4.)