5,1
(n-3)(n-4)(n^2+13n-6)/24, n>4.
Sequence in context: A008469 A004639 A131769 this_sequence A100175 A063489 A002417
Adjacent sequences: A055829 A055830 A055831 this_sequence A055833 A055834 A055835
nonn
Clark Kimberling (ck6(AT)evansville.edu), May 28 2000
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