A186675 Total number of positive integers below 10^n requiring 15 positive biquadrates in their representation as sum of biquadrates.
0, 6, 66, 690, 6761, 66834, 666903, 6666972, 66667041, 666667102, 6666667173
Offset: 1
Links
- Eric Weisstein's World of Mathematics, Waring's Problem.
Extensions
a(5)-a(6) from Lars Blomberg, May 08 2011
a(7) from Charles R Greathouse IV, May 08 2011
a(8)-a(9) from Hiroaki Yamanouchi, Oct 13 2014
a(10)-a(11) from Giovanni Resta, Apr 29 2016
Comments