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Find all pairs of natural numbers (a, b) such that 7^a - 3^b divides a^4 + b^2.

Author: Stephan Wagner, Austria

Slični zadaci

#NaslovOznakeRj.KvalitetaTežina
2409MEMO 2007 pojedinačno problem 425
2314IMO Shortlist 2009 problem N29
2260IMO Shortlist 2007 problem N44
2258IMO Shortlist 2007 problem N217
1872IMO Shortlist 1993 problem N20
1871IMO Shortlist 1993 problem N16