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A363714
Numbers that are the sum of a positive square and a positive fourth power in more than one way.
1
17, 65, 82, 97, 145, 257, 272, 305, 337, 377, 442, 481, 545, 626, 641, 706, 785, 881, 1025, 1040, 1105, 1297, 1312, 1345, 1377, 1525, 1552, 1780, 1850, 1921, 1937, 2225, 2320, 2385, 2402, 2417, 2465, 2482, 2501, 2657, 2977, 3026, 3505, 3697, 3737, 3845, 4097, 4100, 4105, 4112, 4177, 4225, 4321
OFFSET
1,1
COMMENTS
Numbers k such that A363711(k) > 1.
EXAMPLE
a(1) = 17 = 1^2 + 2^4 = 4^2 + 1^4.
CROSSREFS
Sequence in context: A244973 A145850 A125992 * A054402 A086533 A226685
KEYWORD
nonn
AUTHOR
Seiichi Manyama, Jun 17 2023
STATUS
approved