|
| |
|
|
A089173
|
|
Solutions x for x^4-1 = kp where p is prime and k=1,2...
|
|
0
| |
|
|
2, 2, 4, 3, 6, 3, 5, 4, 4, 10, 9, 6, 14, 5, 11, 16, 6, 5, 8, 20, 15, 7, 24, 8, 26, 12, 19, 7, 8, 10
(list; graph; refs; listen; history; internal format)
|
|
|
|
OFFSET
| 1,1
|
|
|
PROG
| (PARI) xpm1(n, m, pow) = { for(k=1, m, for(x=1, n, y= x^pow - 1; z=floor(y/k); if(floor(y/k)*k==y, if(isprime(z), print1(x", ") ) ) ) )
|
|
|
CROSSREFS
| Sequence in context: A059975 A087656 A122811 * A126090 A058266 A138664
Adjacent sequences: A089170 A089171 A089172 * A089174 A089175 A089176
|
|
|
KEYWORD
| easy,nonn
|
|
|
AUTHOR
| Cino Hilliard (hillcino368(AT)gmail.com), Dec 07 2003
|
| |
|
|
