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A072615
Duplicate of
A020871
.
0
0, 3, 16, 81, 392, 1815, 8112, 35301, 150544, 632043, 2620880, 10759353
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OFFSET
0,2
LINKS
Table of n, a(n) for n=0..11.
CROSSREFS
Sequence in context:
A037661
A372324
A290587
*
A020871
A037780
A163012
Adjacent sequences:
A072612
A072613
A072614
*
A072616
A072617
A072618
KEYWORD
dead
STATUS
approved
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Last modified August 27 11:15 EDT 2024. Contains 375468 sequences. (Running on oeis4.)