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A156479
Number of n X n arrays of squares of integers, symmetric about main diagonal, with all rows summing to 24.
0
4, 42, 1104, 151919, 102258544, 204824609668, 788766739361404, 5839894406308561716
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OFFSET
3,1
LINKS
Table of n, a(n) for n=3..10.
CROSSREFS
Sequence in context:
A243809
A220180
A134356
*
A355130
A355124
A111829
Adjacent sequences:
A156476
A156477
A156478
*
A156480
A156481
A156482
KEYWORD
nonn
AUTHOR
R. H. Hardin
Feb 09 2009
STATUS
approved
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Last modified September 15 20:25 EDT 2024. Contains 375955 sequences. (Running on oeis4.)