sequence

12345678910
Across
  1. 2. sum of first 40 even numbers
  2. 4. 6,_,15
  3. 5. 10th term 3,7,15,31..?
  4. 7. 12th term of 3,9,15,...
  5. 8. first 10 multiples of 6
  6. 10. common difference of 10,20,30,40
Down
  1. 1. 17th term of 2,5,8,11,...
  2. 3. sum of first 700 term of 2,4,6,..
  3. 4. 4,_,_,25
  4. 6. 14th term of 4,7,10,...
  5. 9. sum of all multiples of 4 between 10 and 50