how many teams have won game 1 after playing in a game 7

The Philadelphia Warriors won in Game 7 of the 1948 Semifinals against the St. Louis Bombers on April 6, 1948.

Interpreted as:

How many teams have won game 1 or more after playing in a game 7?

	TEAM	DATE	W	TM		OPP	RESULT	MIN	PTS	REB	AST	FGM	FGA	FG%	FTM	FTA	FT%	TS%	PF
1	Warriors	4/6/1948	1	PHI	@	STL	W 85-46	240	85		12	34	96	35.4	17	28	60.7	39.2	16
2	Royals	4/21/1951	1	ROC	vs	NYK	W 79-75	240	79	48	22	25	65	38.5	29	37	78.4	48.6	22
3	Lakers	4/25/1952	1	MIN	vs	NYK	W 82-65	240	82	48	21	30	65	46.2	22	28	78.6	53.0	31
4	Lakers	4/12/1954	1	MIN	vs	SYR	W 87-80	240	87	12	12	30	64	46.9	27	44	61.4	52.2	31
5	Nationals	4/10/1955	1	SYR	vs	FTW	W 92-91	240	92	39	26	26	66	39.4	40	49	81.6	52.5	27
6	Celtics	4/13/1957	1	BOS	vs	STL	W 125-123	290	125	81	22	47	128	36.7	31	54	57.4	41.2	37
7	Celtics	4/1/1959	1	BOS	vs	SYR	W 130-125	240	130	89	26	50	135	37.0	30	39	76.9	42.7	29
8	Hawks	3/26/1960	1	STL	vs	MIN	W 97-86	240	97	61		39	92	42.4	19	27	70.4	46.7	23
9	Celtics	4/9/1960	1	BOS	vs	STL	W 122-103	240	122	78	27	50	114	43.9	22	29	75.9	48.1	25
10	Hawks	4/1/1961	1	STL	vs	LAL	W 105-103	240	105	67		45	106	42.5	15	29	51.7	44.2	27
11	Celtics	4/5/1962	1	BOS	vs	PHI	W 109-107	240	109	58	25	41	105	39.0	27	30	90.0	46.1	30
12	Celtics	4/18/1962	1	BOS	vs	LAL	W 110-107	265	110	82	20	37	113	32.7	36	50	72.0	40.7	36
13	Celtics	4/10/1963	1	BOS	vs	CIN	W 142-131	240	142	61	27	51	98	52.0	40	50	80.0	59.2	36
14	Lakers	4/11/1963	1	LAL	vs	STL	W 115-100	240	115	67	23	42	83	50.6	31	41	75.6	56.9	25
15	Warriors	4/16/1964	1	SFW	vs	STL	W 105-95	240	105	62	26	45	91	49.5	15	24	62.5	51.7	25
16	Celtics	4/15/1965	1	BOS	vs	PHI	W 110-109	240	110	66	24	45	112	40.2	20	26	76.9	44.6	28
17	Lakers	4/15/1966	1	LAL	vs	STL	W 130-121	240	130	44	33	48	92	52.2	34	41	82.9	59.1	31
18	Celtics	4/28/1966	1	BOS	vs	LAL	W 95-93	240	95	70	13	37	105	35.2	21	24	87.5	41.1	33
19	Celtics	4/19/1968	1	BOS	@	PHI	W 100-96	240	100	61	21	40	84	47.6	20	31	64.5	51.2	28
20	Celtics	5/5/1969	1	BOS	@	LAL	W 108-106	240	108	54	20	44	95	46.3	20	31	64.5	49.7	34
21	Knicks	4/6/1970	1	NYK	vs	BAL	W 127-114	240	127	51	23	53	101	52.5	21	26	80.8	56.5	27
22	Lakers	4/9/1970	1	LAL	vs	PHX	W 129-94	240	129	68	44	54	102	52.9	21	36	58.3	54.7	21
23	Knicks	5/8/1970	1	NYK	vs	LAL	W 113-99	240	113	43	30	46	92	50.0	21	23	91.3	55.3	25
24	Bullets	4/4/1971	1	BAL	vs	PHI	W 128-120	240	128	67	28	46	103	44.7	36	51	70.6	51.0	29
25	Lakers	4/6/1971	1	LAL	vs	CHI	W 109-98	240	109	40	24	45	79	57.0	19	28	67.9	59.7	20