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A110381
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a(n) = corresponding product of parts in A110380.
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0
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1, 11, 11, 111, 1221, 1221, 12221, 123321, 1356531, 1356531, 13566531, 135787531, 1370219631, 15072415941, 15072415941, 150725515941, 1507390825941, 15087488356941, 152246473420041, 1674711207620451, 1674711207620451
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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EXAMPLE
| Using n ones and only the * sign we get the following sums.
1 a(1) = 1
11 a(2) =11
1*11 a(3) = 11
1 *111 a(4) =111
11*111 a(5) = 1221
1*11*111 a(6) =1221
1*11*1111 a(7) =12221
1*111*1111
11*111*1111
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CROSSREFS
| Cf. A110380.
Sequence in context: A188548 A171230 A131664 * A165832 A038325 A062129
Adjacent sequences: A110378 A110379 A110380 * A110382 A110383 A110384
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KEYWORD
| base,easy,nonn
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AUTHOR
| Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Jul 25 2005
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EXTENSIONS
| More terms from Joshua Zucker (joshua.zucker(AT)stanfordalumni.org), May 08 2006
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