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A122623 {2^n}_{2^n}. 0
2, 4, 8, 22, 98, 388, 16648, 132358, 1311234, 1073743876, 17179877384, 274877943814, 4398113693698, 72083983122432004, 3458834890081107976, 110681871838615896070, 38686511673635471463677954, 2475908412805686633409019908, 198070557401964757114570145800 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

See A122618 for notation.

LINKS

Table of n, a(n) for n=1..19.

CROSSREFS

Sequence in context: A158324 A002075 A293912 * A124014 A100827 A034906

Adjacent sequences:  A122620 A122621 A122622 * A122624 A122625 A122626

KEYWORD

nonn,base

AUTHOR

N. J. A. Sloane, Sep 21 2006

STATUS

approved

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Last modified May 31 10:42 EDT 2020. Contains 334748 sequences. (Running on oeis4.)