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COMMENT
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Instead of starting with a(0) = 1 for the first twin prime (3,5) other sequences can be formed for a(0) = 2, i.e. 2nd twin prime: 2, 5, 29, 641, 44381, 7212059, etc., a(0) = 4: 4, 17, 239, 12161, 1583927, etc., a(0) = 6: 6, 41, 1151, 93251, 16989317, etc., a(0) = 7: 7, 59 1931,176021, 35263691, etc., a(0) = 8: 8, 71, 2339,221201, 45749309 and so on.
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EXTENSIONS
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Edited by Frank Ellermann, Jan 25, 2002
Offset and example corrected by Farideh Firoozbakht (mymontain(AT)yahoo.com), Dec 07 2008
a(7) = 65818751039 from Zak Seidov (zakseidov(AT)yahoo.com) and Farideh Firoozbakht (mymontain(AT)yahoo.com), Dec 13 2008
Computed a(8)=46091763604421 using data from T. Oliveira e Silva. M. F. Hasler (MHasler(AT)univ-ag.fr), Mar 02 2009
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