List of period-2 oscillators with 17 cells

There are a total of 199 known period-2 oscillators with 17 cells.^[1]^[2] Here are the 25 most common, and others of interest:

		apgcode	Frequency class	Cost in gliders
1	Beehive on griddle	xp2_4k1v0ciczw11	32.5	6
2	Trans-beacon on bookend siamese table	xp2_09v0c813z321	34.1	6
3	unnamed	xp2_33gv1og26	34.7	5
4	Griddle and table	xp2_4k1v0f9zw11	35.5	6
5	Beehive test tube baby	xp2_03544ozcid11	36.1	6
6	Cis-beacon up on beehive-with-long-leg	xp2_c813z311dic	36.6	8
7	Ship on griddle	xp2_c8b8acz0653	36.9	7
8	Claw test tube baby	xp2_03544ozoid11	36.9	7
9	Cis-beacon on long^3 bookend	xp2_39u0og26z023	37.2	6
10	Cis-beacon down on tub-substituted-dock	xp2_0318cz65115a4	37.5	7
11	Cis-beacon up on claw-with-long-leg	xp2_c813z311dio	37.9	7
12	Cis-beacon down on beehive-with-long-leg	xp2_318cz311dic	38.1	6
13	unnamed	xp2_rb88czx318c	38.2	6
14	Cis-beacon up on tub-substituted-dock	xp2_0c813z65115a4	38.2	6
15	Trans-beacon down on beehive-with-long-leg	xp2_318czw311dic	38.3	8
16	Cis-boat-and-tub test tube baby	xp2_25a88gz8kq221	38.5	8
17	Griddle with beehive supports	xp2_25t2kgz2552	38.5	11
18	Cis-snake on griddle	xp2_4k1v0bdzw11	38.7	6
19	Trans-beacon down on tub-substituted-dock	xp2_06a88a52zc813	39.0	8
20	Trans-beacon up on tub-substituted-dock	xp2_25a88a6zc813	39.2	6
21	Trans-boat-and-tub test tube baby	xp2_25a88gzoka221	39.5	8
22	unnamed	xp2_039c8a6zc813	39.6	11
23	unnamed	xp2_c813z3115ak8	40.5	8
24	Long boat tie quadpole	xp2_y1g0k053zg8kc32z01	40.9	8
25	Trans-barge test tube baby	xp2_0ggka52z344ko	41.2	8
N/A	Undecapole	xp2_y580a13zxg0k0501zca02	[No natural occurrences]	16
N/A	Almosymmetric	xp2_0b1205jgz1140c02	[No natural occurrences]	None listed on Catagolue