OFFSET
1,1
LINKS
Amiram Eldar, Table of n, a(n) for n = 1..14
FORMULA
MATHEMATICA
With[{p = MersennePrimeExponent[Range[10]]}, 2^(2*p - 1)*(2^p - 1)] (* Amiram Eldar, Apr 29 2024 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Vladimir Shevelev, Nov 07 2010
EXTENSIONS
a(6)-a(9) from Amiram Eldar, Apr 29 2024
STATUS
approved