A199539 Beginning column count at 1, the index of the column which contains n in Clark Kimberling's even first column Stolarsky array.

1, 2, 3, 1, 4, 1, 2, 5, 2, 1, 3, 1, 6, 1, 3, 1, 2, 4, 2, 1, 7, 1, 2, 4, 2, 1, 3, 1, 5, 1, 3, 1, 2, 8, 2, 1, 3, 1, 5, 1, 3, 1, 2, 4, 2, 1, 6, 1, 2, 4, 2, 1, 3, 1, 9, 1, 3, 1, 2, 4, 2, 1, 6, 1, 2, 4, 2, 1, 3, 1, 5, 1, 3, 1, 2, 7, 2, 1, 3, 1, 5, 1, 3, 1, 2, 4

Offset

1,2

Links

Table of n, a(n) for n=1..86.

C. Kimberling, The first column of an interspersion, Fibonacci Quarterly 32 (1994), pp. 301-314.

Example

The even first column stolarsky array (EFC array), northwest corner:
1......2.....3.....5.....8....13....21....34....55....89...144  ...
4......7....11....18....29....47....76...123...199...322...521
6......9....15....24....39....63...102...165...267...432...699
10....17....27....44....71...115...186...301...487...788..1275
12....19....31....50....81...131...212...343...555...898..1453
14....23....37....60....97...157...254...411...665..1076..1741
16....25....41....66...107...173...280...453...733..1186..1919
20....33....53....86...139...225...364...589...953..1542..2673
22....35....57....92...149...241...390...631..1021..1652..2673

Crossrefs

Sequence in context: A330761 A265105 A035612 * A089555 A098554 A226081

Adjacent sequences: A199536 A199537 A199538 * A199540 A199541 A199542

Keyword

nonn

Author

Casey Mongoven, Nov 07 2011

Status

approved