A230719 Smallest number whose square is the sum of two positive cubes in at least n ways.

3, 77976, 3343221000

Offset: 1

Author

Jonathan Sondow, Oct 28 2013

Keywords

• nonn
• more

Comments

See A050801, A051302, A155961 for more comments, references, links, and crossrefs.

Examples

			3^2 = 1^3 + 2^3.
77976^2 = 228^3 + 1824^3 = 1026^3 + 1710^3.
3343221000^2 = 279300^3 + 2234400^3 = 790020^3 + 2202480^3 = 1256850^3 + 2094750^3.
		

Links

• Index to sequences related to sums of cubes

Crossrefs

a(1) = A050801(1), a(2) = A051302(1), a(3) = A155961(1).