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A109730 Lesser of twin admirable numbers: n such that n and n+2 are both admirable numbers. 3
40, 54, 102, 138, 222, 364, 366, 474, 532, 642, 834, 1036, 1146, 1372, 1504, 1876, 1986, 2994, 3052, 3556, 4396, 4564, 5514, 5572, 5622, 6198, 6412, 6522, 7026, 7912, 7924, 8202, 8596, 8706, 9424, 9714, 10444, 10722, 11226, 11406, 12066, 12964 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Conjecture: Sequence is infinite.
LINKS
CROSSREFS
Cf. A111592.
Sequence in context: A110227 A108607 A356744 * A100333 A349242 A369150
KEYWORD
nonn
AUTHOR
Jason Earls, Aug 09 2005
STATUS
approved

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Last modified March 19 01:22 EDT 2024. Contains 370952 sequences. (Running on oeis4.)