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A070632 a(n) = (2^(3^n)+1)/3^(n+1). 1
1, 19, 1657009, 9950006745799417075771, 19389268200585836264288587113776883575610248525384021488302948711030121 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
MATHEMATICA
Table[(2^(3^n) + 1)/3^(n + 1), {n, 6}] (* Wesley Ivan Hurt, Dec 26 2023 *)
CROSSREFS
Sequence in context: A177818 A269446 A172824 * A234039 A099114 A013810
KEYWORD
easy,nonn
AUTHOR
Benoit Cloitre, May 13 2002
EXTENSIONS
One more term from Benoit Cloitre, Nov 01 2002
STATUS
approved

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Last modified February 27 21:03 EST 2024. Contains 370378 sequences. (Running on oeis4.)