A284277 - OEIS

A284277

Primitive terms of A216072.

276, 564, 660, 966, 1074, 1134, 1464, 1476, 1488, 1512, 1560, 1578, 1632, 1734, 1920, 1992, 2232, 2340, 2360, 2514, 2664, 2712, 2982, 3270, 3366, 3408, 3432, 3564, 3678, 3774, 3876, 3906, 4116, 4224, 4290, 4350, 4380, 4788, 4800, 4842

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OFFSET

1,1

COMMENTS

In other words, such terms of A216072 that cannot be written as k*t where k is integer, k > 1, t is a term of A216072.

LINKS

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

EXAMPLE

Since 276 is the first term of A216072, the number is in the sequence. But A216072(2) = 552 is not, because A216072(2) = 2 * A216072(1) = 2 * 276.

CROSSREFS

Cf. A216072.

Sequence in context: A228517 A008892 A216072 * A133215 A343426 A015232

Adjacent sequences: A284274 A284275 A284276 * A284278 A284279 A284280

KEYWORD

nonn,more

AUTHOR

Sergey Pavlov, Mar 24 2017

STATUS

approved