Table of rnk4

n\k 1 2 3 4 5 6
1 1 0 0 0 0 0
2 0 0 0 0 0 0
3 0 1 0 0 0 0
4 0 1 1 0 0 0
5 0 1 3 1 0 0
6 0 0 7 5 1 0
7 0 0 10 26 8 1
8 0 0 13 112 79 12
9 0 0 17 485 883 214
10 0 0 18 2403 14557 6507
11 0 0 18 13095 334460 429438
12 0 0 17 72805 8482236 40834575
13 0 0 13 390052 209754039 4065.069206
14 0 0 10 1963632 4881.095698 387761.618484
15 0 0 8 9202051 106190.293597 34.800031.750359
16 0 0 5 40065353 2.162246.003255 2933.171060.925455
17 0 0 3 162226870 41.328603.036289 232683.553702.785182
18 0 0 2 612.095958 743.865018.478465 17.423817.865884.613214
19 0 0 1 2157.016511 12645.422087.261082 1235.223714.740132.735153
20 0 0 1 7115.577349 203589.742183.551624 83129.899097.415583.992999
21 0 0 1 22019.910946 3.112006.396501.208659 5.324259.792817.019693.978639
22 0 0 0 64050.356716 45.265505.347841.739637 325.263651.093912.800121.055231
23 0 0 0 175429.979755 627.812668.573715.002825 18992.565095.671919.774929.423849
24 0 0 0 453174.780243 8318.516846.225726.413241 1.062000.870419.575258.888458.332503
25 0 0 0 1.105717.076983 105478.788869.284880.985334 56.965725.731168.821784.798312.737637
26 0 0 0 2.551611.593098 1.281972.950830.260899.551171 2935.925850.176372.079434.160881.928297
27 0 0 0 5.575682.400027 14.956350.997436.996439.960286 145600.174360.449611.214714.661961.593296
28 0 0 0 11.549543.231722 167.724792.916164.148511.780862 6.957608.329004.994459.112767.778981.077297
29 0 0 0 22.700713.674730 1810.271039.052097.259293.521256 320.769735.680247.936001.596217.818488.315206
30 0 0 0 42.374520.316487 18826.818799.038606.312099.692080 14284.945561.772311.268629.792883.074788.087088
31 0 0 0 75.180419.576668 188875.504697.416794.994096.549370 615174.268540.656777.734222.660963.571577.659518
32 0 0 0 126.866740.041468 1.829731.451645.143373.851078.428979 25.645077.319706.637587.917910.276496.582988.237946
33 0 0 0 203.755419.886832 17.132939.955889.277709.760734.648469 1035.905699.004134.379945.222858.687150.001624.278877
34 0 0 0 311.625652.032536 155.204279.598823.323337.083487.860177 40583.129149.209268.938713.703045.379312.037500.716328
35 0 0 0 454.082786.322125 1361.363252.475310.218287.903341.121496 1.543318.425645.512542.013729.801542.624352.211828.711297
36 0 0 0 630.670219.320168 11571.587646.019378.653855.511009.091145 57.017041.836346.641623.609044.854327.720592.774067.865381
37 0 0 0 835.211598.720438 95387.411676.573400.674933.825147.620917 2047.990502.716327.030269.870102.880346.591347.427125.709228
38 0 0 0 1055.003831.422771 763099.293412.336713.623720.086797.281154 71571.878621.244102.819055.296201.651542.890736.043346.017498
39 0 0 0 1271.414616.903132 5.928694.510356.540183.982744.301647.177610 2.435279.049497.201447.333655.885975.694650.466911.718636.540484
40 0 0 0 1462.126603.797674 44.761643.553189.080791.000047.405103.380191 80.729500.490832.210289.713036.565212.348594.797040.961497.436678
41 0 0 0 1604.772959.042952 328.615968.524622.939316.312149.693950.987336 2608.941174.398845.644610.643888.861512.415692.358847.984658.026604
42 0 0 0 1681.190646.622329 2347.256918.032991.967158.966327.741226.292480 82243.764640.573132.419875.548744.283716.348980.435032.004636.614462
43 0 0 0 1681.190646.622329 16321.623685.857225.178558.853086.835300.773050 2.530430.246964.610546.277332.941544.605436.627866.936925.381027. 804786
44 0 0 0 1604.772959.042952 110541.905872.396380.647687.934567.301111.810940 76.027926.965618.525805.949590.255878.697525.038570.425983.916506. 618427
45 0 0 0 1462.126603.797674 729576.578757.815260.815155.900400.107957.443743 2231.842033.812934.945035.344204.479652.603668.871197.701643.934573. 401856
46 0 0 0 1271.414616.903132 4.694666.680702.460877.450455.026548.196924.802413 64044.162709.414654.931860.369161.508363.281441.439202.002678.060015. 016435
47 0 0 0 1055.003831.422771 29.466524.910792.034221.324047.481405.545997.459958 1.797324.481142.934677.656770.314164.810660.791036.342599.431354. 432327.939777
48 0 0 0 835.211598.720438 180.482465.078601.188058.434389.584912.161651.992876 49.351534.711383.081356.352878.850428.458235.925888.248267.833257. 441169.715806
49 0 0 0 630.670219.320168 1079.211474.857758.063197.565021.835213.227609.720224 1326.448392.140643.227467.536469.629350.491682.065596.013462.692749. 197920.144520
50 0 0 0 454.082786.322125 6302.595013.169306.917209.769022.394088.470146.107355 34912.121681.141729.746875.651203.299700.776153.497469.980545.553527. 075241.957409