Number of exponent-2 class 2 groups of order 2^n.
A252784
Number of exponent-2 class 2 groups of order 2^n.
Terms
- a(0) =0a(1) =0a(2) =1a(3) =3a(4) =7a(5) =22a(6) =89a(7) =779a(8) =30078a(9) =8785772a(10) =48803495722
External references
- oeis: A252784