|
| |
|
|
A154488
|
|
a(n+1)-+a(n)=prime, a(0)=1,a(1)=12.
|
|
9
| |
|
|
1, 12, 17, 20, 23, 30, 37, 42, 47, 50, 53, 56, 75, 82, 85, 88, 91, 102, 109, 114, 119, 122, 129, 134, 137, 140, 143, 150, 157, 160, 171, 176, 183, 190, 193, 196, 201, 208, 211, 222, 227, 230, 233, 246, 253, 256, 267, 274, 297, 302, 305, 308, 311, 330, 343, 348
(list; graph; refs; listen; history; internal format)
|
|
|
|
OFFSET
| 1,2
|
|
|
COMMENTS
| Sum and difference of any of two consecutive numbers in current sequence are prime numbers : 230-227=3;230+227=457, 233-230=3;233+230=463,...
|
|
|
MATHEMATICA
| a=1; b=12; lst={a, b}; Do[If[PrimeQ[n-b]&&PrimeQ[n+b], AppendTo[lst, n]; a=b; b=n], {n, b+1, 7!}]; lst
|
|
|
CROSSREFS
| Cf. A154484, A154485, A154486, A154487
Sequence in context: A064825 A162918 A105018 * A095099 A188004 A045699
Adjacent sequences: A154485 A154486 A154487 * A154489 A154490 A154491
|
|
|
KEYWORD
| nonn
|
|
|
AUTHOR
| Vladimir Orlovsky (4vladimir(AT)gmail.com), Jan 10 2009
|
| |
|
|
