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%I #19 Jul 08 2020 05:30:05
%S 4,5,7,8,9,13,15,52,82,134,216,341,538,1414,17306,17582
%N Indices of prime numbers of trees with n unlabeled nodes.
%C No other terms below 40000. - _Vaclav Kotesovec_, Jul 08 2020
%F A000055(a(n)) = A119641(n). - _Amiram Eldar_, Apr 22 2018
%Y Cf. A000055, A051420, A119641, A336042.
%K nonn,more
%O 1,1
%A _Jorge Coveiro_, Jul 27 2006
%E Offset changed by _Michel Marcus_, Apr 22 2018
%E a(13)-a(16) from _Amiram Eldar_, Apr 22 2018
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