OFFSET
1,1
COMMENTS
FORMULA
MATHEMATICA
Differences[Table[2^(MersennePrimeExponent[n]-1), {n, 12}]] (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, Aug 18 2020 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Omar E. Pol, Apr 18 2008
EXTENSIONS
a(8)-a(11) from A139231(n)/2 by Jinyuan Wang, Mar 04 2020
STATUS
approved