|
|
A288891
|
|
Primes of the form k!6+2, where k!6 is the sextuple factorial number (A085158).
|
|
1
|
|
|
3, 5, 7, 29, 937, 229637, 13299311027, 678264862277, 2229272062327, 8260613413473469333910627, 204676724960380351177777255683652821505300292407056383439453127, 359539042675600162641430486036393282148945045174959856388131309765627
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
LINKS
|
|
|
MATHEMATICA
|
MultiFactorial[n_, k_] := If[n<1, 1, n*MultiFactorial[n-k, k]];
Select[Table[MultiFactorial[i, 6] + 2, {i, 0, 100}], PrimeQ[#]&]
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|