A252787 Number of exponent-7 class 2 groups of order 7^n.

0, 0, 1, 3, 7, 28, 131, 26465, 2832610615, 18602165186505644, 1577146952504975321253720851

Offset: 0

Author

Eric M. Schmidt, Dec 21 2014

Keywords

• nonn
• hard
• more

Links

• J. H. Conway, Heiko Dietrich and E. A. O'Brien, Counting groups: gnus, moas and other exotica.
• Bettina Eick and E. A. O'Brien, Enumerating p-groups. Group theory. J. Austral. Math. Soc. Ser. A 67 (1999), no. 2, 191-205.
• E. A. O'Brien, Bibliography on the determination of finite groups.

Crossrefs

Cf. A090140, A252784, A252785, A252786.