A066021 (a(n)^6+1)/(n^6+1) is the smallest integer > 1.

3, 7, 27, 64, 125, 119, 343, 177, 729, 1000, 1331, 1728, 2197, 2744, 3375, 4096, 4913, 5832, 6859, 8000, 9261, 10648, 12167, 13824, 15625, 17576, 19683, 21952, 24389, 27000, 29791, 32768, 35937, 39304, 42875, 46656, 50653, 54872, 59319, 64000

Offset

1,1

Links

Table of n, a(n) for n=1..40.

Mathematica

Do[k = 1; While[m = (k^6 + 1)/(n^6 + 1); m < 2 || !IntegerQ[m], k++ ]; Print[k], {n, 1, 40} ]

Crossrefs

Cf. A065964, A098239.

Sequence in context: A225038 A293564 A056257 * A259595 A148742 A148743

Adjacent sequences: A066018 A066019 A066020 * A066022 A066023 A066024

Keyword

easy,nonn

Author

Robert G. Wilson v, Dec 11 2001

Status

approved