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A025236 Duplicate of A014432. 0
1, 3, 3, 12, 30, 111, 363, 1353, 4917, 18777, 71769, 280506, 1103556, 4395009, 17622309 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..15.

CROSSREFS

Sequence in context: A328150 A161804 A097342 * A014432 A107330 A076509

Adjacent sequences:  A025233 A025234 A025235 * A025237 A025238 A025239

KEYWORD

dead

STATUS

approved

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Last modified October 16 20:36 EDT 2021. Contains 348047 sequences. (Running on oeis4.)