The number 7 comes next.
the patter is -2 +3 -4 +5 -6 +7 so it goes 8 6 9 5 10 4 11 3 12 2 11 1 10
67
11
11
11 comes next.
28 (add on the prime number 11)
11 comes after 10.
11
i think the answere is 38
The number 7 comes next.
10. I do believe it goes, 1,2,3 (skip one) 5,6,7 (skip one) 9,10,11
It could be 11, or it could be 100, or 9.
220
12
100 is the next square number (10 x 10)
17 cause it is the next prime number