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A026893
T(2n,n-3), T given by
A026780
.
0
1, 15, 144, 1137, 8070, 53678, 342224, 2119359, 12856752, 76826324, 453947206, 2659486160, 15479103062, 89636939038, 517014933254, 2972784038825, 17051188983758, 97611767361074, 557935896092592, 3185250335024206
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OFFSET
3,2
LINKS
Table of n, a(n) for n=3..22.
CROSSREFS
Sequence in context:
A255944
A243418
A270511
*
A368075
A163799
A206810
Adjacent sequences:
A026890
A026891
A026892
*
A026894
A026895
A026896
KEYWORD
nonn
AUTHOR
Clark Kimberling
STATUS
approved
