A276579 Squarefree numbers larger than one for which A268669(A048675(n)) is a power of two.

2, 3, 5, 6, 7, 10, 11, 13, 15, 17, 19, 21, 22, 23, 29, 31, 35, 37, 39, 41, 43, 46, 47, 53, 55, 59, 61, 67, 71, 73, 77, 79, 83, 85, 87, 89, 91, 97, 101, 103, 107, 109, 113, 118, 127, 131, 133, 137, 139, 143, 149, 151, 155, 157, 163, 167, 173, 179, 181, 183, 187, 191, 193, 197, 199, 210, 211, 221, 223, 227, 229, 233

Offset

1,1

Comments

Terms present in arrays A255483 & A276578, sorted into ascending order.

Links

Antti Karttunen, Table of n, a(n) for n = 1..2000

Prog

(Scheme, with Antti Karttunen's IntSeq-library)
(define A276579 (MATCHING-POS 1 1 (lambda (n) (and (> n 1) (not (zero? (A008683 n))) (= 1 (A000120 (A268669 (A048675 n))))))))

Crossrefs

Cf. A000120, A008683, A008966, A048675, A209229, A268669.

Cf. array A255483 (A276578).

Subsequence of A005117.

A000040 is a subsequence.

Sequence in context: A144147 A068422 A085118 * A166158 A289997 A137313

Adjacent sequences: A276576 A276577 A276578 * A276580 A276581 A276582

Keyword

nonn

Author

Antti Karttunen, Sep 18 2016

Status

approved