A084388 a(n) = least positive k such that k^2 - A080761(n) is a cube.

3, 2, 3, 6, 47, 4, 5, 19, 12, 7, 5, 6, 83, 6, 10, 8, 37, 16, 7, 13, 7, 9, 28, 8, 11, 8, 24, 53, 1874, 14, 9, 302, 9, 33, 10, 11, 77, 21, 10, 15, 926, 13, 59, 48, 18, 29, 11, 12, 386, 11, 43, 71, 65, 16, 14, 12, 173, 22, 13, 12, 19, 97, 1076, 111, 34, 13, 190, 17, 13, 14, 30, 54

Offset

1,1

Links

Table of n, a(n) for n=1..72.

Crossrefs

Cf. A080761, A084389.

Sequence in context: A049923 A184881 A007054 * A368155 A136389 A338032

Adjacent sequences: A084385 A084386 A084387 * A084389 A084390 A084391

Keyword

easy,nonn

Author

Cino Hilliard, Jun 23 2003

Status

approved