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A342467
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a(n) is the number of n-th order magic triangles.
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5
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OFFSET
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2,2
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COMMENTS
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The Trotter reference gives the value 1356 = 76 * 18 for a(5), which is incorrect since 76 is the number of corner groupings and 18 is the maximum number of solutions in any grouping. - Andrew Howroyd, Feb 05 2022
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LINKS
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FORMULA
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PROG
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(PARI) \\ See Links.
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CROSSREFS
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KEYWORD
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nonn,more
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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