A216438 Odd composite numbers which do not divide any tribonacci number.

27, 81, 91, 135, 189, 203, 221, 243, 247, 273, 297, 305, 309, 351, 371, 377, 405, 455, 459, 489, 513, 515, 551, 559, 567, 597, 609, 621, 637, 663, 675, 721, 729, 741, 779, 783, 815, 819, 837, 891, 915, 927, 945, 995, 999, 1001, 1015, 1053, 1079

Offset

1,1

Comments

Odd composite numbers that do not divide any term of A000213.

Links

V. Raman, Table of n, a(n) for n = 1..132

Crossrefs

Cf. A215782, A000213, A215964.

Sequence in context: A126381 A129254 A215782 * A292872 A057609 A255624

Adjacent sequences: A216435 A216436 A216437 * A216439 A216440 A216441

Keyword

nonn

Author

V. Raman, Sep 09 2012

Status

approved