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A214983
Antidiagonal sums of the array A028412.
2
1, 2, 6, 16, 51, 195, 932, 5651, 43641, 428905, 5362388, 85303080, 1726416461, 44444215422, 1455335603434, 60619535173748, 3211914908993651, 216474718772864071, 18558435268379931580, 2023812522812259857355
OFFSET
1,2
LINKS
FORMULA
Sum{F(m*(n+1-m))/F(m), m = 1,2,...,n}, where F = A000045 (Fibonacci numbers)
EXAMPLE
a(1) = 1
a(2) = 1 + 1
a(3) = 2 + 3 + 1
MATHEMATICA
(See A028412.)
CROSSREFS
Sequence in context: A339844 A258797 A360232 * A367389 A214833 A263593
KEYWORD
nonn
AUTHOR
Clark Kimberling, Oct 28 2012
STATUS
approved