( 512 birthdays, 4194304 days in year)
Table of Expected vs. Observed counts:
<=2 68.8 153
3 143.1 246
4 286.3 458
5 458.0 731
6 610.7 797
7 697.9 783
8 697.9 678
9 620.4 509
10 496.3 313
11 361.0 167
12 240.6 89
13 148.1 34
14 84.6 23
15 45.1 9
>=16 41.2 10
Overall p is 1.0000