

A209078


Conjectured list of values of n such that the Diophantine equation a^4 + b^4 = n*c^2 has infinitely many solutions with 0 < a < b.


1



17, 68, 82, 97, 113, 153, 193, 257, 272, 274, 328, 337, 388, 425, 433, 452, 514, 577, 593, 612, 626, 641, 673, 706, 738, 772, 833, 873, 881, 914, 1017
(list;
graph;
refs;
listen;
history;
text;
internal format)



OFFSET

1,1


COMMENTS

The squarefree terms, namely: 17, 82, 97, 113, 193, 257, 274, 337, 433, 514, 577, 593, 626, 641, 673, 706, 881, 914, ... make a more interesting sequence, which is already in the OEIS as A184982.  James R. Buddenhagen, Mar 04 2012


REFERENCES

W. D. Smith, Posting to Math Fun Mailing List, Dec 10 2011.


LINKS



CROSSREFS



KEYWORD

nonn


AUTHOR



STATUS

approved



