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A075523
First nonprime reached when starting with the n-th prime p and iterating the map k -> 4*k+(p mod 4), or -1 if no integer is ever reached.
2
10, 15, 21, 511, 767, 213, 69, 319, 95, 117, 511, 597, 165, 175, 767, 213, 959, 245, 4351, 287, 1173, 319, 335, 357, 1557, 405, 415, 1727, 437, 453, 511, 527, 549, 559, 597, 2431, 629, 655, 671, 693, 46079, 725, 767, 3093, 789, 799, 847, 895, 3647, 917
OFFSET
1,1
CROSSREFS
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Sep 19 2002
STATUS
approved