|
|
A155037
|
|
Numbers n such that n^3+2*n^2+1 is prime.
|
|
1
|
|
|
2, 4, 8, 10, 12, 14, 18, 22, 34, 42, 44, 48, 56, 62, 64, 76, 78, 80, 88, 90, 100, 102, 116, 130, 134, 136, 144, 146, 154, 162, 168, 184, 186, 212, 222, 226, 230, 234, 238, 248, 260, 264, 270, 282, 284, 288, 300, 310, 314, 316, 350, 356, 378, 400, 404, 418, 424
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
LINKS
|
|
|
EXAMPLE
|
For n=2, n^3+2*n^2+1=17; n=48, n^3+2*n^2+1=115201.
|
|
MATHEMATICA
|
|
|
PROG
|
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn,easy
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|