A114978 Numbers k such that (j^k + k^j) == 0 (mod k+j), j=3 case.

1, 3, 5, 6, 7, 8, 9, 15, 21, 24, 27, 33, 36, 39, 51, 63, 69, 75, 81, 87, 99, 105, 111, 114, 118, 123, 135, 153, 165, 171, 183, 207, 213, 219, 231, 243, 249, 255, 267, 279, 309, 315, 348, 351, 363, 375, 387, 393, 399, 423, 435, 453, 465, 471, 495, 501

Offset

1,2

Links

Harvey P. Dale, Table of n, a(n) for n = 1..1000

Mathematica

Select[Range[600], Divisible[3^#+#^3, #+3]&] (* Harvey P. Dale, Nov 26 2019 *)

Prog

(PARI) isok(k, j=3) = (j^k+k^j) % (k+j) == 0; \\ Michel Marcus, Oct 10 2013

Crossrefs

Cf. A114977, A114979, A114980, A114981.

Sequence in context: A039063 A266114 A254130 * A138891 A163162 A181744

Adjacent sequences: A114975 A114976 A114977 * A114979 A114980 A114981

Keyword

nonn

Author

Zak Seidov, Feb 22 2006

Extensions

More terms from Michel Marcus, Oct 10 2013

Status

approved