A374180 Numbers k such that K(3 / k) != K((-1)^floor(k/2)*k / 3), where K(a/b) is the Kronecker symbol. Row 1 of A374188.

2, 10, 26, 28, 34, 44, 50, 56, 58, 74, 76, 82, 88, 92, 98, 106, 112, 122, 124, 130, 140, 146, 152, 154, 170, 172, 176, 178, 184, 188, 194, 202, 218, 220, 224, 226, 236, 242, 248, 250, 266, 268, 274, 280, 284, 290, 298, 304, 314, 316, 322, 332, 338, 344, 346

Offset

1,1

Links

Table of n, a(n) for n=1..55.

Prog

(SageMath)  # see A374188
print(A374188_row(1, 350))

Crossrefs

Cf. A374188, A374181, A374182, A374183, A374184.

Cf. A372728 (Kronecker).

Sequence in context: A167386 A027719 A254709 * A069894 A045605 A294871

Adjacent sequences: A374177 A374178 A374179 * A374181 A374182 A374183

Keyword

nonn

Author

Peter Luschny, Jun 30 2024

Status

approved