OFFSET
1,1
EXAMPLE
a(2) = 6834 = 1^4 + 2^4 + 4^4 + 9^4 = 3^4 + 4^4 + 7^4 + 8^4.
a(3) = 16578 = 1^4 + 2^4 + 9^4 + 10^4 = 2^4 + 5^4 + 6^4 + 11^4 = 3^4 + 7^4 + 8^4 + 10^4.
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Ilya Gutkovskiy, Jul 17 2024
EXTENSIONS
a(9)-a(14) from Michael S. Branicky, Jul 21 2024
STATUS
approved