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A152582 Numbers of the form 9^(2^n) + 2. 0
11, 83, 6563, 43046723, 1853020188851843, 3433683820292512484657849089283, 11790184577738583171520872861412518665678211592275841109096963 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Except for the first term, this sequence is the same as A057727. There appears to be no divisibility rule for this sequence.

LINKS

Table of n, a(n) for n=1..7.

PROG

(PARI) g(a, n) = if(a%2, b=2, b=1); for(x=0, n, y=a^(2^x)+b; print1(y", "))

CROSSREFS

Cf. A059919 (-1), A011764 (-2).

Sequence in context: A068848 A167577 A129077 * A191003 A012478 A239461

Adjacent sequences:  A152579 A152580 A152581 * A152583 A152584 A152585

KEYWORD

nonn

AUTHOR

Cino Hilliard, Dec 08 2008

STATUS

approved

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Last modified July 25 16:03 EDT 2021. Contains 346291 sequences. (Running on oeis4.)