# r2_direct n=6 ncirc=2000000 (excursions from all roots; E N_i = count/(n*ncirc))
2 9999828
3 8746760
4 7499022
5 6427668
6 5486515
7 4585455
8 3854263
9 3136171
10 2577667
11 2027628
12 1615363
13 1226245
14 927871
15 667043
16 477971
17 312336
18 203246
19 115427
20 68303
21 22885
22 22333
