Number Progression

1234567
Across
  1. 2. The sum of the first 40 terms in the progression 7, 11. 15, 19, ...
  2. 3. The sum of the first five terms in geometric progression with first term 2 and common ratio 5
  3. 6. The 10th term in the progression 5, 15, 45, 135
  4. 7. The number of terms in the progression -14, -10, -6, ..., 94
Down
  1. 1. 8 + 12 + 16 + ..... + 84
  2. 4. The sum of the first 12 terms in Arithmetic progression with first term 8 and last term 41
  3. 5. The 101th term of this progression: 2, 17, 32, 47, ...