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A027235
a(n) = Sum_{k=0..n} (k+1) *
A026758
(n, k).
0
1, 3, 8, 22, 53, 138, 317, 803, 1794, 4478, 9823, 24321, 52662, 129815, 278365, 684689, 1457113, 3581074, 7574863, 18616678, 39182980, 96351078, 201947877, 497006898, 1038017513, 2557192089, 5324505911, 13131212951, 27268815916
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OFFSET
0,2
LINKS
Table of n, a(n) for n=0..28.
CROSSREFS
Cf.
A026758
.
Sequence in context:
A328002
A202192
A027211
*
A086596
A036882
A374773
Adjacent sequences:
A027232
A027233
A027234
*
A027236
A027237
A027238
KEYWORD
nonn
AUTHOR
Clark Kimberling
STATUS
approved
