%I A001360
%S A001360 1,8,29,85,232,617,1625,4264,11173,29261,76616,200593,525169,
%T A001360 1374920,3599597,9423877,24672040,64592249,169104713,442721896,
%U A001360 1159060981,3034461053,7944322184,20798505505
%N A001360 Crystal ball sequence for hyperbolic tesselation 3^7 (from triangle group 
               (2,3,7)).
%H A001360 <a href="Sindx_Cor.html#crystal_ball">Index entries for crystal ball 
               sequences</a>
%Y A001360 Cf. A001354.
%Y A001360 Sequence in context: A055536 A131438 A048478 this_sequence A116952 A088131 
               A072264
%Y A001360 Adjacent sequences: A001357 A001358 A001359 this_sequence A001361 A001362 
               A001363
%K A001360 nonn,easy,nice
%O A001360 0,2
%A A001360 N. J. A. Sloane (njas(AT)research.att.com).