How is K related to N?
800 400 600 1500 ? 23625
...2 3.5 11.5 44 192.5 988
9 a...
1 9 64 255 755 1835
...If 4 x 4 7 15 38.5
Then, ( x + 1) ( x - 1) = ?
...18, 25, 33, 42, 52, 63, ?
13 15 ? 63 143 293
...13 182 303 384 433 ?
...3720 3842 ? 4092 4220 4350
...24 72 180 360 540 ?
36, 49, 23, 62, ?, 75
