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Search: id:A101327
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| A101327 |
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2^(2^(2^x-1)-1)-1) == M(M(M(x))) |
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+0
1
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OFFSET
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0,3
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COMMENT
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Triple Mersenne numbers.
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EXAMPLE
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M(M(M(0)))=0
M(M(M(1)))=1
M(M(M(2)))=127
M(M(M(3)))=170141183460469231731687303715884105727
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PROGRAM
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(PARI) for(x=0, 4, print(2^(2^(2^x-1)-1)-1))
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CROSSREFS
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Sequence in context: A112016 A135982 A135983 this_sequence A035880 A010369 A121374
Adjacent sequences: A101324 A101325 A101326 this_sequence A101328 A101329 A101330
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KEYWORD
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nonn
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AUTHOR
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Jorge Coveiro (jorgecoveiro(AT)yahoo.com), Dec 24 2004
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