|
Search: id:A115434
|
|
|
| A115434 |
|
Numbers n such that the concatenation of n with n-7 gives a square. |
|
+0
12
|
|
| 8, 16, 1337032, 2084503, 2953232, 4023943, 1330033613070195328, 4036108433661798551, 8283744867954114232, 6247320195351414276186411625291, 9452080202814205132771066881607
(list; graph; listen)
|
|
|
OFFSET
|
1,1
|
|
|
EXAMPLE
|
4023943_4023936 = 6343456^2.
|
|
CROSSREFS
|
Cf. A030465, A102567, A115426, A115437, A115428, A115429, A115430, A115431, A115432, A115433, A115435, A115436, A115445.
Sequence in context: A061747 A109585 A024280 this_sequence A024107 A066554 A046459
Adjacent sequences: A115431 A115432 A115433 this_sequence A115435 A115436 A115437
|
|
KEYWORD
|
base,nonn
|
|
AUTHOR
|
Giovanni Resta (g.resta(AT)iit.cnr.it), Jan 25 2006
|
|
|
Search completed in 0.002 seconds
|
