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A089498
Duplicate of A046729.
0
0, 4, 20, 120, 696, 4060, 23660, 137904, 803760, 4684660, 27304196, 159140520
(list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
LINKS
Table of n, a(n) for n=0..11.
Index entries for two-way infinite sequences
CROSSREFS
Sequence in context: A208232 A013197 A319788 * A046729 A277920 A093123
Adjacent sequences: A089495 A089496 A089497 * A089499 A089500 A089501
KEYWORD
dead
STATUS
approved

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Last modified September 30 21:24 EDT 2024. Contains 376365 sequences.
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