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A278588
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Triangle read by rows: T(p_1,p_2) = maximal period of a decimal fraction (r/s)*(t/u) given that r/s has period p_1 and t/u has period p_2 (1 <= p_1 <= p_2).
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2
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9, 18, 198, 27, 54, 2997, 36, 396, 108, 39996, 45, 90, 135, 180, 499995, 54, 594, 5994, 3564, 270, 5999994, 63, 126, 189, 252, 315
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OFFSET
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1,1
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LINKS
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EXAMPLE
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Triangle begins (read down columns):
...1.....2....3....4....5.....6......7....(p_2)
1..9....18...27...36...45....54.....63
2......198...54..396...90...594....126
3..........2997..108..135..5994....189
4..............39996..180..3564....252
5..................499995...270....315
...
(p_1)
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CROSSREFS
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KEYWORD
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AUTHOR
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STATUS
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approved
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