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added 13 characters in body
Steadybox
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C,  71   70  68 bytes

Thanks to @Mr. Xcoder for saving three bytes!

f(n){for(n=-1;++n<18;)printf("%d\n",((1<<n)-n)<<!!n);puts("NOPE!");}

Try it online!

Steadybox
  • 16.5k
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  • 41
  • 84