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A306743
Main diagonal of the array A306741.
2
1, 1, 2, 2, 4, 2, 4, 6, 4, 6, 6, 4, 10, 6, 6, 12, 6, 8, 12, 10, 12, 12, 12, 8, 16, 12, 12, 24, 6, 8, 24, 10, 12, 24, 12, 16, 24, 16, 20, 24, 20, 22, 24, 22, 24, 24, 24, 16, 28, 24, 24, 48, 6, 8, 48, 10, 12, 48, 12, 16, 48, 16, 20, 48, 20, 22, 48, 24, 24, 48
OFFSET
1,3
COMMENTS
This sequence shows a chaotic behavior.
Empirically, a(n) is even for any n > 2.
LINKS
FORMULA
a(n) = A306741(n, n).
EXAMPLE
a(3) = A306741(3, 3) = 2.
PROG
(C++) See Links section.
CROSSREFS
Sequence in context: A059214 A091820 A171922 * A140821 A063789 A106264
KEYWORD
nonn
AUTHOR
Rémy Sigrist, Mar 07 2019
STATUS
approved