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%I #12 Jul 21 2017 00:56:24
%S 1,1,1,2,1,3,2,1,3,4,2,5,1,6,3,7,4,2,5,8,1,9,6,3,7,10,4,11,2,12,5,13,
%T 8,1,9,14,6,15,3,16,7,17,10,4,11,18,2,19,12,5,13,20,8,21,1,22,9,23,14,
%U 6,15,24,3,25,16,7,17,26,10,27,4,28,11,29,18,2
%N Beginning row count at 1, the index of the row which contains n in Clark Kimberling's even first column Stolarsky array.
%H C. Kimberling, <a href="http://www.fq.math.ca/Scanned/32-4/kimberling.pdf">The first column of an interspersion</a>, Fibonacci Quarterly 32 (1994), pp. 301-314.
%e The even first column stolarsky array (EFC array), northwest corner:
%e 1......2.....3.....5.....8....13....21....34....55....89...144 ...
%e 4......7....11....18....29....47....76...123...199...322...521
%e 6......9....15....24....39....63...102...165...267...432...699
%e 10....17....27....44....71...115...186...301...487...788..1275
%e 12....19....31....50....81...131...212...343...555...898..1453
%e 14....23....37....60....97...157...254...411...665..1076..1741
%e 16....25....41....66...107...173...280...453...733..1186..1919
%e 20....33....53....86...139...225...364...589...953..1542..2673
%e 22....35....57....92...149...241...390...631..1021..1652..2673
%K nonn
%O 1,4
%A _Casey Mongoven_, Nov 07 2011
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