A366202 Numbers x such that (x^2 AND x) is not a square, where AND is the bitwise logical-and operation.

21, 23, 25, 39, 42, 43, 45, 47, 49, 51, 55, 58, 73, 75, 78, 79, 83, 85, 86, 87, 91, 93, 95, 97, 99, 101, 103, 106, 107, 109, 110, 111, 113, 115, 117, 122, 140, 141, 142, 143, 149, 150, 151, 153, 154, 155, 158, 159, 162, 163, 166, 167, 169, 170, 171, 172, 175

Offset

1,1

Comments

Numbers x such that A213541(x) is not in A000290.

Links

Table of n, a(n) for n=1..57.

Crossrefs

Cf. A000290, A213541.

Sequence in context: A095443 A095441 A095437 * A089787 A329914 A229221

Adjacent sequences: A366199 A366200 A366201 * A366203 A366204 A366205

Keyword

nonn,base

Author

Alex Ratushnyak, Oct 04 2023

Status

approved