Annual Appeal: Please make a donation (tax deductible in USA) to keep the OEIS running. Over 5000 articles have referenced us, often saying "we discovered this result with the help of the OEIS".
Table of n, a(n) for n=1..50.
If n=144 then 5*n^5 + 1 = 309586821121 (prime).
Select[Range, PrimeQ[5#^5 + 1] &] (* Stefan Steinerberger and Giovanni Resta, Apr 22 2006 *)
Sequence in context: A227867 A254034 A225606 * A064969 A236332 A220037
Adjacent sequences: A117129 A117130 A117131 * A117133 A117134 A117135
Parthasarathy Nambi, Apr 20 2006
More terms from Stefan Steinerberger and Giovanni Resta, Apr 22 2006