7, 26, 63, 124, 215, 342, x
Options:
391
421
481
511
4, 19, 49, x, 229
65
75
109
169
5, x, 15, 75, 525, 4725, 51975
5
6
8
10
840, x, 420, 140, 35, 7
408
480
804
840
4, 18, x, 100, 180, 294
32
36
40
48
4, 25, 130, x, 3280
645
655
665
675
Find the odd one out
14, 28, 112, 672, 5374, 53760
28
112
672
5374
3, 5, 9, 17, 33, 65, x
126
128
129
132
12, 15, 21, 30, 42, 57, x
59
63
3, 6, 12, 24, 48, 96, x
182
186
192
198