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A086821
Duplicate of
A007576
.
0
1, 1, 1, 3, 7, 15, 35, 87, 217, 547, 1417, 3735, 9911, 26513, 71581, 194681, 532481
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OFFSET
0,4
LINKS
Table of n, a(n) for n=0..16.
CROSSREFS
Sequence in context:
A182892
A124696
A081669
*
A007576
A322913
A167539
Adjacent sequences:
A086818
A086819
A086820
*
A086822
A086823
A086824
KEYWORD
dead
STATUS
approved