h3. Explicatţii

2^1^ + 2^2^ + 2^3^ + 2^4^ + 2^5^ + 2^6^ + 2^7^ = 254

$2^1^ + 2^2^ + 2^3^ + 2^4^ + 2^5^ + 2^6^ + 2^7^ = 254$

table(example). |_. calcul.in |_. calcul.out |
| 47

h3. Explicaţii

47^1^+47^2^+47^3^+47^4^+47^5^+47^6^+47^7^+47^8^+47^9^+47^10^+47^11^+47^12^ = 118.717.384.915.664.851.680

$47^1^+47^2^+47^3^+47^4^+47^5^+47^6^+47^7^+47^8^+47^9^+47^10^+47^11^+47^12^ = 118.717.384.915.664.851.680$

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