A352556 a(n) = number of modules with n elements over the ring of integers in the real quadratic field of discriminant 24.

1, 1, 1, 2, 2, 1, 0, 3, 2, 2, 0, 2, 0, 0, 2, 5, 0, 2, 2, 4, 0, 0, 2, 3, 5, 0, 3, 0, 2, 2, 0, 7, 0, 0, 0, 4, 0, 2, 0, 6, 0, 0, 2, 0, 4, 2, 2, 5, 1, 5, 0, 0, 2, 3, 0, 0, 2, 2, 0, 4, 0, 0, 0, 11, 0, 0, 2, 0, 2, 0, 2, 6, 2, 0, 5, 4, 0, 0, 0, 10, 5, 0, 0, 0, 0, 2, 2, 0, 0, 4, 0, 4, 0, 2, 4, 7, 2, 1, 0, 10, 2, 0, 0, 0, 0, 2, 0, 6, 0, 0, 0, 0, 0, 2, 4, 4, 0, 0

Offset

1,4

Comments

See A352550 for comments and PARI code.

Links

Table of n, a(n) for n=1..118.

Crossrefs

Cf. A038540, A038541, A248107, A352550-A352567.

Sequence in context: A276770 A258291 A146527 * A368282 A285099 A306754

Adjacent sequences: A352553 A352554 A352555 * A352557 A352558 A352559

Keyword

nonn

Author

N. J. A. Sloane, Mar 20 2022

Status

approved