

A273259


Twin amicable numbers (m,n) where there is not any part of another amicable pair between m and n.


1



220, 284, 1184, 1210, 2620, 2924, 5020, 5564, 6232, 6368, 10744, 10856, 12285, 14595, 17296, 18416, 66928, 66992, 122368, 123152, 196724, 202444, 437456, 455344, 469028, 486178, 503056, 514736, 522405, 525915, 643336, 652664, 802725, 863835, 998104, 1043096, 1077890, 1099390
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OFFSET

1,1


COMMENTS

The sequence lists the twin amicable number pairs in increasing order. So opposite to the list of the amicable numbers, the pairs (m, n) are necessarily adjacent to each other in this list.


REFERENCES

Song Y. Yan, Perfect, Amicable and Sociable Numbers, World Scientific Pub Co Inc, 1996, pp. 113121.


LINKS



EXAMPLE

The (63020, 76084) amicable pair does not qualify since it overlaps with the (66928, 66992) pair.
On the other hand, 66928 and 66992 are contiguous, thus the (66928, 66992) amicable pair belongs to the sequence.


CROSSREFS



KEYWORD

nonn


AUTHOR



STATUS

approved



