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A343255 a(n) is obtained by replacing 2's by n's in the hereditary base-2 expansion of n. 1
0, 1, 2, 4, 256, 3126, 46662, 823551, 134217728, 3486784402, 100000000010, 3138428376733, 115909305827328, 4240251492291543, 166680102383370254, 7006302246093750016 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,3
COMMENTS
The next term, a(16), has 22212093154093428530 digits, and is too large to include.
LINKS
FORMULA
a(n) = A342707(n, n).
EXAMPLE
For n = 5:
- 5 = 2^2^2^0 + 2^0,
- so a(5) = 5^5^5^0 + 5^0 = 3126.
CROSSREFS
Sequence in context: A173566 A271551 A058990 * A262413 A363039 A012437
KEYWORD
nonn
AUTHOR
Rémy Sigrist, Jun 04 2021
STATUS
approved

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Last modified May 30 01:30 EDT 2024. Contains 372954 sequences. (Running on oeis4.)