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A046848
Primes of form n*2^n+(n-1).
1
2, 67, 389, 32212254749, 584115552289, 1861861819085211933448282832989, 22747455000408352326750293979672813380881340606518608030931171147991
OFFSET
1,1
COMMENTS
The next term has 341 digits. - Harvey P. Dale, Apr 15 2017
MATHEMATICA
Select[Table[n 2^n+n-1, {n, 300}], PrimeQ] (* Harvey P. Dale, Apr 15 2017 *)
CROSSREFS
Cf. A046849.
Sequence in context: A174602 A154880 A160958 * A318064 A089661 A355326
KEYWORD
hard,nonn
AUTHOR
STATUS
approved