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A027019
a(n) = A027011(2n+1, n+4).
0
1, 11, 267, 2620, 16305, 77040, 303553, 1055231, 3358268, 10039132, 28714818, 79649852, 216360858, 579601543, 1538746237, 4061993928, 10685640859, 28051744332, 73551897971, 192720956939, 504774508726, 1321827638248, 3461013838244, 9061623069576, 23724397134644
(list; graph; refs; listen; history; text; internal format)
OFFSET
3,2
LINKS
Table of n, a(n) for n=3..27.
CROSSREFS
Sequence in context: A003389 A243210 A232695 * A255955 A285051 A267900
Adjacent sequences: A027016 A027017 A027018 * A027020 A027021 A027022
KEYWORD
nonn
AUTHOR
Clark Kimberling
EXTENSIONS
More terms from Sean A. Irvine, Oct 21 2019
STATUS
approved

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Last modified October 5 14:13 EDT 2024. Contains 376560 sequences.
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