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4, 5, 7, 9, 13, 15, 19, 21, 25, 31, 33, 39, 43, 45, 49, 55, 61, 63, 69, 73, 75, 81, 85, 91, 99, 103, 105, 109, 111, 115, 129, 133, 139, 141, 151, 153, 159, 165, 169, 175, 181, 183, 193, 195, 199, 201, 213, 225, 229, 231, 235, 241, 243, 253, 259
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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COMMENTS
| Comment from Eric Weisstein, Oct 10, 2003: A048974, A052147, A067187 and A088685 are very similar after dropping terms less than 13.
A117530(n,2) = a(n) for n>1. - Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Mar 26 2006
a(n) = A000040(n) + 2 = A008864(n) + 1 = A113395(n) - 1 = A175221(n) - 2 = A175222(n) - 3 = A139049(n) - 4 = A175223(n) - 5 = A175224(n) - 6 = A140353(n) - 7 = A175225(n) - 8. [From Jaroslav Krizek (jaroslav.krizek(AT)atlas.cz), Mar 06 2010]
Left edge of the triangle in A065342. [Reinhard Zumkeller, Jan 30 2012]
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MATHEMATICA
| Prime[Range[22]]+2 - Vladimir Orlovsky (4vladimir(AT)gmail.com), Apr 29 2008
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CROSSREFS
| A139690 is a subsequence.
Sequence in context: A047493 A032360 A117150 * A139690 A035266 A035264
Adjacent sequences: A052144 A052145 A052146 * A052148 A052149 A052150
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KEYWORD
| nonn
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AUTHOR
| Simon Colton (simonco(AT)cs.york.ac.uk), Jan 24 2000
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