A115815 Integers i such that 2*i XOR 7*i = 9*i.

0, 7, 14, 28, 39, 55, 56, 78, 110, 112, 156, 167, 220, 224, 295, 311, 312, 334, 439, 440, 448, 455, 590, 622, 624, 668, 679, 878, 880, 896, 903, 910, 1180, 1191, 1244, 1248, 1319, 1335, 1336, 1358, 1756, 1760, 1792, 1799, 1806, 1820, 2343, 2359

Offset

0,2

Comments

XOR is A003987.

Links

Table of n, a(n) for n=0..47.

Index entries for sequences defined by congruent products under XOR

Mathematica

Select[Range[0, 2500], BitXor[2*#  , 7*#] == 9*#&] (* Harvey P. Dale, May 28 2016 *)

Prog

(PARI) is(n)=bitxor(2*n, 7*n)==9*n \\ Charles R Greathouse IV, Sep 25 2024

Crossrefs

Cf. A115816 shows this sequence in binary.

Sequence in context: A089644 A178335 A158204 * A372665 A275241 A071711

Adjacent sequences: A115812 A115813 A115814 * A115816 A115817 A115818

Keyword

nonn,changed

Author

Antti Karttunen, Feb 01 2006

Status

approved