A098888 Number of nonisomorphic groups whose orders are highly composite numbers.

1, 1, 2, 2, 5, 15, 14, 52, 13, 47, 37, 208, 162, 840, 186, 1116461, 1005

Offset

1,3

Links

Table of n, a(n) for n=1..17.

H. U. Besche, B. Eick and E. A. O'Brien, Number of isomorphism types of finite groups of given order

Formula

a(n)=A000001(A002182(n)).

Crossrefs

Sequence in context: A208408 A198528 A208466 * A089848 A033550 A032130

Adjacent sequences: A098885 A098886 A098887 * A098889 A098890 A098891

Keyword

nonn

Author

Lekraj Beedassy, Oct 14 2004

Status

approved