For n = 1, the knight becomes trapped at square 2084 (see A316667). The following table gives the corresponding values for n = 1 through 35:
.
| Square at which | Number of steps
| the knight is | before the
n | trapped | knight is trapped
---+-----------------+--------------
2 | 124561 | 244273
3 | 1756923 | 4737265
4 | 21375782 | 98374180
5 | 48176535 | 258063291
6 | 128322490 | 836943142
7 | 196727321 | 1531051657
8 | 230310289 | 1897092533
9 | 606217402 | 5253106114
10 | 2856313870 | 27296872250
11 | 244655558 | 2772304666
12 | 659075420 | 8437814958
13 | 586292888 | 7875951360
14 | 1646774611 | 24511621133
15 | 1018215514 | 15493169264
16 | 719687377 | 11643899003
17 | 564513339 | 9593491769
18 | 2779028614 | 49835086546
19 | 298995630 | 5734502340
20 | 1641747842 | 33370972720
21 | 414061107 | 8844741817
22 | 1467655587 | 32843399937
23 | 584309414 | 13583967470
24 | 1584716050 | 37945957450
25 | 2544445470 | 62083869640
26 | 4796115990 | 125967045044
27 | 1881606731 | 51291895045
28 | 1321212795 | 37635024035
29 | 6693611092 | 196994700434
30 | 687619472 | 19985943874
31 | 1495794139 | 45392651369
32 | 6677258413 | 213836002227
33 | 6451059544 | 219770103702
34 | 7958333435 | 277128625469
35 | 13924943879 | 485324576539
|