Question

7) 1, 2, 6, 21, 88, ?, 2676​

Answer 1

Answer:

i don't know ans what you have written

Answer 2

Answer:

1 2 6 21 88 445 2676 1*1+1, 2*2+2, 6*3+3, 21*4+4, 88*5+5, 445*6+6.