Zeros of J0(x), J1(x)

n x0n x0n / π x1n x1n / π
1  2.4048255579 0.76547974962  3.8317060433 1.21966991453
2  5.5200767359 1.75709499753  7.0155867290 2.23313061324
3  8.6537307490 2.75456804979 10.1734681353 3.23831548426
4 11.7915365528 3.75336265807 13.3236956617 4.24106404963
5 14.9309190992 4.75265915909 16.4706299757 5.24276435294
6 18.0710648969 5.75219861054 19.6158592418 6.24392192266
7 21.2116372721 6.75187384584 22.7600843804 7.24475986867
8 24.3524719901 7.75163258747 25.9036725106 8.24539504860
9 27.4934794708 8.75144632113 29.0468285172 9.24589267931
10 30.6346067248 9.75129817986 32.1896805165 10.2462935415  
n → ( n1/4 ) π n1/4 → ( n + 1/4 ) π n + 1/4