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A002142 Primes p == 1 (mod 4) where class number of Q( sqrt p ) increases.
(Formerly M4032 N1673)
+0
1
5, 229, 401, 577, 1129, 1297, 7057, 8761, 14401, 32401, 41617, 57601, 90001 (list; graph; listen)
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Last modified December 4 15:11 EST 2009. Contains 170347 sequences.


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