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%I #8 Jun 06 2016 22:23:00
%S 1,2,4,7,12,19,28,40,55,73,94,118,145,176,211,250,293,340,391,446,505,
%T 568,635,706,781,860,943,1030,1121,1216,1315,1418,1525,1637,1754,1876,
%U 2003,2135,2272,2414,2561,2713,2870,3032,3199,3371,3548,3730,3917,4109
%N a(n) is the least positive integer such that the arithmetic-geometric mean satisfies: floor( agm(a(n),a(n-2)) ) = a(n-1) for n>2, with a(1)=1, a(2)=2.
%Y Cf. A090852, A090854, A090855.
%K nonn
%O 1,2
%A _Paul D. Hanna_, Dec 10 2003
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