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A075182
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Greatest common divisors of rows of triangle A075181 and of (unsigned) triangle A048594.
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1
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1, 1, 2, 2, 2, 2, 24, 24, 24, 24, 48, 48, 48, 48, 384, 1152, 1152, 1152, 2304, 2304, 11520, 11520, 46080, 46080, 414720, 414720, 829440, 829440, 829440, 829440, 13271040, 13271040, 13271040, 39813120
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,3
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FORMULA
| a(n)= gcd(A075181(n, m), m=1..n) = gcd(|A048594(n, m)|, m=1..n), n>=1.
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EXAMPLE
| Row n=3 of triangle A075181 is [6,6,2], hence a(3)=2.
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CROSSREFS
| Sequence in context: A067096 A167394 A029627 * A154288 A084954 A049300
Adjacent sequences: A075179 A075180 A075181 * A075183 A075184 A075185
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KEYWORD
| nonn,easy
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AUTHOR
| Wolfdieter Lang (wolfdieter.lang(AT)physik.uni-karlsruhe.de), Sep 19, 2002
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