Complete the series 2, 18, 84, 260, 630, ?

1,744 views

posted Jul 1, 2018 by Hanifa Mammadov

Share this puzzle

1 Answer (Check Answer ▼)

Best answer

1^4 + 1 = 2
2^4 + 2 = 18
3^4 + 3 = 84
4^4 + 4 = 260
5^4 + 5 = 630
6^4 + 6 = 1302.

answer Jul 1, 2018 by Tejas Naik

5^5 & 6^6 is wrong

commented Jul 1, 2018 by Hanifa Mammadov

Oh my Bad!

commented Jul 1, 2018 by Tejas Naik

...