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A180331
The larger amicable number corresponding to A180330(n).
2
2924, 10856, 66992, 2090656, 7684672, 1762592896, 750555392, 7076729344, 25941935104, 161905117184, 3949454626816, 56692308189184, 162225706778624, 5469803815141376, 21548132777132032, 48336776233877504, 2961919695995011072, 5591729105229316096
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OFFSET
2,1
COMMENTS
These numbers have the form 2^n * p * q, where p and q are distinct odd primes.
LINKS
Table of n, a(n) for n=2..19.
Sergei Chernykh, Amicable numbers list.
CROSSREFS
Cf. A002046, A063990, A180330.
Sequence in context: A036260 A383391 A180651 * A043444 A127489 A054831
Adjacent sequences: A180328 A180329 A180330 * A180332 A180333 A180334
KEYWORD
nonn
AUTHOR
T. D. Noe, Sep 07 2010
EXTENSIONS
a(18)-a(19) from Chernykh's database added by Amiram Eldar, Jul 26 2025
STATUS
approved

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Last modified May 22 02:08 EDT 2026. Contains 395813 sequences.
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