%I #30 Jan 24 2023 02:46:31
%S 666030256,696630544,967947856,1031796176,2840437756,3156691844,
%T 4150593232,4213181968,4796703664,4855069456,10168398448,11159012552,
%U 33707179456,33844856128,53151801712,55270703248,62393407792,65270990608,107122129216,107620508608,284624443948,287125556692
%N Even amicable pairs whose sum is not divisible by 9.
%C Most even amicable pairs have a sum which is divisible by 9; for instance, the sum of (220, 284) is 504.
%H Amiram Eldar, <a href="/A291550/b291550.txt">Table of n, a(n) for n = 1..1134</a> (terms below 10^20)
%H Elvin Lee, <a href="https://doi.org/10.1090/S0025-5718-1969-0248074-6">On divisibility by nine of the sums of even amicable pairs</a>, Math. Comp. 23 (1969), 545-548.
%e (666030256, 696630544) is an amicable pair whose sum is 571750000640 == 8 (mod 9).
%Y Cf. A063990, A180164, A259180, A291422.
%K nonn,tabf
%O 1,1
%A _Michel Marcus_, Aug 26 2017
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