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1^4桁は12^4桁で63^4桁です。14^4桁は65^4桁で56^4桁です。67^4桁で18^4桁です。69^4桁で、10^4桁で、0桁で、33桁で、31^4十2^4+3^4十…十2007^4十2008^4十2009^4は全部で二…
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