Η ομορφιά των αριθμών [11]

$2025=(20+25{)}^2$

$3025=(30+25{)}^2$

$9801=(98+01{)}^2$

$494209=(494+209{)}^2$

$998001=(998+001{)}^2$

$24502500=(2450+2500{)}^2$

$25502500=(2550+2500{)}^2$

$52881984=(5288+1984{)}^2$

$60481729=(6048+1729{)}^2$

$99980001=(9998+0001{)}^2$

$6049417284=(60494+17284{)}^2$

$6832014336=(68320+14336{)}^2$

$9048004641=(90480+04641{)}^2$

$9999800001=(99998+00001{)}^2$

$20151121=(20+15+11+21{)}^4$

$1222830961=(12+22+83+09+61{)}^4$

$1536953616=(15+36+95+36+16{)}^4$

$1568239201=(15+68+23+92+01{)}^4$

$2897022976=(28+97+02+29+76{)}^4$

$3486784401=(34+86+78+44+01{)}^4$

$4097152081=(40+97+15+20+81{)}^4$

$6690585616=(66+90+58+56+16{)}^4$

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