A384607 Possible values for the number of groups of order equal to a prime power, in order of size.
1, 2, 5, 14, 15, 51, 67, 77, 83, 87, 97, 101, 107, 111, 125, 131, 145, 149, 155, 159, 173, 183, 193, 203, 207, 217, 227, 231, 245, 265, 267, 269, 275, 279, 289, 293, 323, 327, 341, 347, 365, 371, 385, 395, 399, 413, 423, 433, 447, 457, 461, 467, 491, 504, 515
Offset: 1
Keywords
Examples
1 is in this sequence because A000001(2) = 1. 2 is in this sequence because A000001(2^2) = 2. 5 is in this sequence because A000001(2^3) = 5. 3 is not in this sequence as no prime power p^k has A000001(p^k)=3.
Links
- Robin Jones, Table of n, a(n) for n = 1..180
Comments